reserved stylesheet base including normalization and bootstrap grid system

base.css

@import url('https://fonts.googleapis.com/css?family=Open+Sans:300,400,600,700,800');
/* 1. css normalization; 2. customize default form; 3. customize default table; 4. customize default a and font; 5. bootstrap grid (and hide/show) layout classes and modal classes; 6. bootstrap helper classes; 7. overrides css of other modules in use if necessary; 8. customize buttons; 9. customize layout classes; 10. customize helper classes; 11. cutomize specific/one-time classes */
/* breakpoints at: min-width: (320),(468),576, 768, 992, 1200*/
/****************** normalize ******************/
html {
  height: 100%;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  font-size: 10px;
  -webkit-tap-highlight-color: transparent;  
}
body {
  height: 100%;
  margin: 0;
  /* below is necessary for render open sans style at different font weight */
  text-rendering: optimizeLegibility;
  text-rendering: geometricPrecision;
  font-smooth: always;
  font-smoothing: antialiased;
  -moz-font-smoothing: antialiased;
  -webkit-font-smoothing: antialiased;
  -webkit-font-smoothing: subpixel-antialiased; 
  /* set font family here */
  font-family: 'Open Sans', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.42857143;
  color: #333;
  background-color: #fff;   
}
@media screen and (max-width: 768px) {
  body div{
    background-attachment: inherit !important; 
  }
}
* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
:after,
:before {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
  display: block;
}
audio,
canvas,
progress,
video {
  display: inline-block;
  vertical-align: baseline;
}
audio:not([controls]) {
  display: none;
  height: 0;
}
[hidden],
template {
  display: none;
}
abbr[title] {
  border-bottom: 1px dotted;
}
b,
strong {
  font-weight: 700;
}
dfn {
  font-style: italic;
}
mark {
  background: #ff0;
  color: #000;
}
small {
  font-size: 80%;
}
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}
sup {
  top: -0.5em;
}
sub {
  bottom: -0.25em;
}
svg:not(:root) {
  overflow: hidden;
}
figure {
  margin: 0;
}
img {
  border: 0;
  vertical-align: middle;
}
hr {
  box-sizing: content-box;
  height: 0;  
  margin-top: 22px;
  margin-bottom: 22px;
  border: 0;
  border-top: 1px solid #eee;
}
ol,
ul {
  margin-top: 0;
  margin-bottom: 11px;
}
ol ol,
ol ul,
ul ol,
ul ul {
  margin-bottom: 0;
}
dl {
  margin-top: 0;
  margin-bottom: 22px;
}
dd,
dt {
  line-height: 1.42857143;
}
dt {
  font-weight: 700;
}
dd {
  margin-left: 0;
}
abbr[data-original-title],
abbr[title] {
  cursor: help;
  border-bottom: 1px dotted #777;
}
address {
  margin-bottom: 22px;
  font-style: normal;
  line-height: 1.42857143;
}
kbd {
  padding: 2px 4px;
  font-size: 90%;
  color: #fff;
  background-color: #333;
  border-radius: 3px;
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.25);
}
kbd kbd {
  padding: 0;
  font-size: 100%;
  font-weight: 700;
  box-shadow: none;
}
pre {
  overflow: auto;
  display: block;
  padding: 10.5px;
  margin: 0 0 11px;
  font-size: 15px;
  line-height: 1.42857143;
  word-break: break-all;
  word-wrap: break-word;
  color: #333;
  background-color: #f5f5f5;
  border: 1px solid #ccc;
  border-radius: 3px;
}
code {
  padding: 2px 4px;
  font-size: 90%;
  color: #c7254e;
  background-color: #f9f2f4;
  border-radius: 3px;
}
pre code {
  padding: 0;
  font-size: inherit;
  color: inherit;
  white-space: pre-wrap;
  background-color: transparent;
  border-radius: 0;
}
code,
kbd,
pre,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}
/*! Source: https://github.com/h5bp/html5-boilerplate/blob/master/src/css/main.css */
@media print {
  *,
  :after,
  :before {
    background: 0 0 !important;
    color: #000 !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }
  a,
  a:visited {
    text-decoration: underline;
  }
  a[href]:after {
    content: " (" attr(href) ")";
  }
  abbr[title]:after {
    content: " (" attr(title) ")";
  }
  a[href^="#"]:after,
  a[href^="javascript:"]:after {
    content: "";
  }
  blockquote,
  pre {
    border: 1px solid #999;
    page-break-inside: avoid;
  }
  thead {
    display: table-header-group;
  }
  img,
  tr {
    page-break-inside: avoid;
  }
  img {
    max-width: 100% !important;
  }
  h2,
  h3,
  p {
    orphans: 3;
    widows: 3;
  }
  h2,
  h3 {
    page-break-after: avoid;
  }
}
@media screen and (max-width: 768px) {
  body div{
    background-attachment: inherit !important; 
  }
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

@-ms-viewport {
  width: device-width;
}
/*************** customize form element, reference to Bootstrap (.form-control) ************/
form {
  padding: 20px 0;
}
fieldset {
  border: 1px solid silver;
  margin: 0 2px;
  padding: 0;
  min-width: 0;
}
textarea {
  overflow: auto;
}
optgroup {
  font-weight: 700;
}
legend {
  display: block;
  width: 100%;
  padding: 0;
  margin-bottom: 22px;
  font-size: 24px;
  line-height: inherit;
  color: #333;
  padding: 0;
  border: 0;
  border-bottom: 1px solid #e5e5e5;
}
output {
  display: block;
  padding-top: 7px;
  font-size: 16px;
  line-height: 1.42857143;
  color: #333;
}
label {
  display: inline-block;
  max-width: 100%;
  margin-bottom: 5px;
  font-weight: 700;
}
button,
input,
optgroup,
select,
textarea {
  color: inherit;
  font: inherit;
  margin: 0;
  line-height: normal;
  color: #637381;
}
textarea.form-control {
  height: 159px;
  color: #637381
}
button,
select {
  text-transform: none;
  overflow: visible;
}
button,
html input[type="button"],
input[type="reset"],
input[type="submit"] {
  -webkit-appearance: button;
  cursor: pointer;
}
button[disabled],
html input[disabled] {
  cursor: default;
}
button::-moz-focus-inner,
input::-moz-focus-inner {
  border: 0;
  padding: 0;
}
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  height: auto; 
}
input[type="search"] {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-appearance: textfield;
  box-sizing: content-box;
}
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;  
}
input[type="search"],
input[type="number"],
input[type="email"],
input[type="text"],
select,
select.form-control {
  height:40px;
  line-height: 40px;
  border: 1px solid #DFE3E8;
  border-radius: 3px;
  color:#637381;
  font-size: 14px;
  background-image: linear-gradient(#E8E4E4, #FFFFFF);
}
textarea::placeholder,
textarea::-webkit-input-placeholder,
textarea:-moz-placeholder,
textarea::-moz-placeholder,
textarea:-ms-input-placeholder {
  color: #637381;
  opacity: 1;
}
input[type="search"]::placeholder,
input[type="number"]::placeholder,
input[type="email"]::placeholder,
input[type="text"]::placeholder {
  color: #637381;
  opacity: 1;
}
input[type="search"]:-ms-input-placeholder,
input[type="number"]:-ms-input-placeholder,
input[type="email"]:-ms-input-placeholder,
input[type="text"]:-ms-input-placeholder, {
  color: #637381;
}
input[type="search"]::-ms-input-placeholder,
input[type="number"]::-ms-input-placeholder,
input[type="email"]::-ms-input-placeholder,
input[type="text"]::-ms-input-placeholder{
  color: #637381;
}
input[type="checkbox"],
input[type="radio"] {
  box-sizing: border-box;
  padding: 0;  
  margin: 4px 0 0;
  line-height: normal;
}
input[type="file"] {
  display: block;
}
input[type="range"] {
  display: block;
  width: 100%;
}
select[multiple],
select[size] {
  height: auto;
}
input[type="checkbox"]:focus,
input[type="file"]:focus,
input[type="radio"]:focus {
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}
@media screen and (-webkit-min-device-pixel-ratio: 0) {
  input[type="date"].form-control,
  input[type="datetime-local"].form-control,
  input[type="month"].form-control,
  input[type="time"].form-control {
    line-height: 40px;
  }
}

.form-control {
  display: block;
  width: 100%;
  height: 40px;
  padding: 6px 12px;
  font-size: 16px;
  line-height: 1.42857143;
  color: #333;
  background-color: #fff;
  background-image: none;
  border: 1px solid #e5e0e2;
  -webkit-transition: border-color ease-in-out 0.15s,
    box-shadow ease-in-out 0.15s;
  -o-transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s;
  transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s;
}
.form-control:focus {
  border-color: #66afe9;
  outline: 0;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075),
    0 0 8px rgba(102, 175, 233, 0.6);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075),
    0 0 8px rgba(102, 175, 233, 0.6);
}
.form-control::-moz-placeholder {
  color: #adadad;
  opacity: 1;
}
.form-control:-ms-input-placeholder {
  color: #adadad;
}
.form-control::-webkit-input-placeholder {
  color: #adadad;
}
.form-control::-ms-expand {
  border: 0;
  background-color: transparent;
}
.form-control[disabled],
.form-control[readonly],
fieldset[disabled] .form-control {
  background-color: #eee;
  opacity: 1;
}
.form-control[disabled],
fieldset[disabled] .form-control {
  cursor: not-allowed;
}
textarea.form-control {
  height: auto;
}

/*************** customize table element, reference to Bootstrap (.form-control) ************/
table {
  border-collapse: collapse;
  border-spacing: 0;
  background-color: transparent;
}
.table-striped > tbody > tr:nth-of-type(odd) {
  background-color: #f9f9f9;
}
tr.collapse.in {
  display: table-row;
}
tbody.collapse.in {
  display: table-row-group;
}
caption {
  padding-top: 8px;
  padding-bottom: 8px;
  color: #777;
  text-align: left;
}
td,
th {
  padding: 0;
  text-align: left;
  background-color: inherit;
}
table col[class*="col-"] {
  position: static;
  float: none;
  display: table-column;
}
table td[class*="col-"],
table th[class*="col-"] {
  position: static;
  float: none;
  display: table-cell;
}
/*************** customize anchor ************/
a {
  background-color: transparent;
  color: #37c1b9;
  text-decoration: none;
}
a:focus,
a:active,
a:hover {
  color: #268580;
  text-decoration: underline;
  outline: 0;
}
a:focus {
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}
/****************** default font customization *****************/
.h1,
.h2,
.h3,
.h4,
.h5,
.h6,
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Open Sans', sans-serif;
  font-weight: 500;
  line-height: 1.25;
  color: inherit;
}
.h1,
.h2,
.h3,
h1,
h2,
h3 {
  margin-top: 22px;
  margin-bottom: 11px;
}
.h4,
.h5,
.h6,
h4,
h5,
h6 {
  margin-top: 11px;
  margin-bottom: 11px;
}
.h1,
h1 {
  font-size: 50px;
}
.h2,
h2 {
  font-size: 39px;
}
.h3,
h3 {
  font-size: 30px;
}
.h4,
h4 {
  font-size: 20px;
}
.h5,
h5 {
  font-size: 16px;
}
.h6,
h6 {
  font-size: 14px;
}
p {
  margin: 0 0 11px;
}

/****************** (Bootstrap grid classes) *****************/
/* add col-xs-sm-6 for width between xs and sm (576px - 768px), see privacy tab for usage */
.col-lg-1,
.col-lg-10,
.col-lg-11,
.col-lg-12,
.col-lg-2,
.col-lg-3,
.col-lg-4,
.col-lg-5,
.col-lg-6,
.col-lg-7,
.col-lg-8,
.col-lg-9,
.col-md-1,
.col-md-10,
.col-md-11,
.col-md-12,
.col-md-2,
.col-md-3,
.col-md-4,
.col-md-5,
.col-md-6,
.col-md-7,
.col-md-8,
.col-md-9,
.col-sm-1,
.col-sm-10,
.col-sm-11,
.col-sm-12,
.col-sm-2,
.col-sm-3,
.col-sm-4,
.col-sm-5,
.col-sm-6,
.col-sm-7,
.col-sm-8,
.col-sm-9,
.col-xs-1,
.col-xs-10,
.col-xs-11,
.col-xs-12,
.col-xs-2,
.col-xs-3,
.col-xs-4,
.col-xs-5,
.col-xs-6,
.col-xs-7,
.col-xs-8,
.col-xs-9,
.col-xs-sm-5,
.col-xs-sm-6 {
  position: relative;
  min-height: 1px;
  padding-left: 15px;
  padding-right: 15px;
}
.col-xs-1,
.col-xs-10,
.col-xs-11,
.col-xs-12,
.col-xs-2,
.col-xs-3,
.col-xs-4,
.col-xs-5,
.col-xs-6,
.col-xs-7,
.col-xs-8,
.col-xs-9 {
  float: left;
}
.col-xs-12{
  width: 100%;
}
.col-xs-11 {
  width: 91.66666667%;
}
.col-xs-10 {
  width: 83.33333333%;
}
.col-xs-9 {
  width: 75%;
}
.col-xs-8 {
  width: 66.66666667%;
}
.col-xs-7 {
  width: 58.33333333%;
}
.col-xs-6 {
  width: 50%;
}
.col-xs-5 {
  width: 41.66666667%;
}
.col-xs-4 {
  width: 33.33333333%;
}
.col-xs-3 {
  width: 25%;
}
.col-xs-2 {
  width: 16.66666667%;
}
.col-xs-1 {
  width: 8.33333333%;
}
.col-xs-pull-12 {
  right: 100%;
}
.col-xs-pull-11 {
  right: 91.66666667%;
}
.col-xs-pull-10 {
  right: 83.33333333%;
}
.col-xs-pull-9 {
  right: 75%;
}
.col-xs-pull-8 {
  right: 66.66666667%;
}
.col-xs-pull-7 {
  right: 58.33333333%;
}
.col-xs-pull-6 {
  right: 50%;
}
.col-xs-pull-5 {
  right: 41.66666667%;
}
.col-xs-pull-4 {
  right: 33.33333333%;
}
.col-xs-pull-3 {
  right: 25%;
}
.col-xs-pull-2 {
  right: 16.66666667%;
}
.col-xs-pull-1 {
  right: 8.33333333%;
}
.col-xs-pull-0 {
  right: auto;
}
.col-xs-push-12 {
  left: 100%;
}
.col-xs-push-11 {
  left: 91.66666667%;
}
.col-xs-push-10 {
  left: 83.33333333%;
}
.col-xs-push-9 {
  left: 75%;
}
.col-xs-push-8 {
  left: 66.66666667%;
}
.col-xs-push-7 {
  left: 58.33333333%;
}
.col-xs-push-6 {
  left: 50%;
}
.col-xs-push-5 {
  left: 41.66666667%;
}
.col-xs-push-4 {
  left: 33.33333333%;
}
.col-xs-push-3 {
  left: 25%;
}
.col-xs-push-2 {
  left: 16.66666667%;
}
.col-xs-push-1 {
  left: 8.33333333%;
}
.col-xs-push-0 {
  left: auto;
}
.col-xs-offset-12 {
  margin-left: 100%;
}
.col-xs-offset-11 {
  margin-left: 91.66666667%;
}
.col-xs-offset-10 {
  margin-left: 83.33333333%;
}
.col-xs-offset-9 {
  margin-left: 75%;
}
.col-xs-offset-8 {
  margin-left: 66.66666667%;
}
.col-xs-offset-7 {
  margin-left: 58.33333333%;
}
.col-xs-offset-6 {
  margin-left: 50%;
}
.col-xs-offset-5 {
  margin-left: 41.66666667%;
}
.col-xs-offset-4 {
  margin-left: 33.33333333%;
}
.col-xs-offset-3 {
  margin-left: 25%;
}
.col-xs-offset-2 {
  margin-left: 16.66666667%;
}
.col-xs-offset-1 {
  margin-left: 8.33333333%;
}
.col-xs-offset-0 {
  margin-left: 0;
}
@media (min-width: 576px) {
  .col-xs-sm-6 {
    float: left;
    width: 50%;
  }
  .col-xs-sm-5 {
    float: left;
    width: 41.66666667%;
  }  
}
@media (min-width: 768px) {
  .col-sm-1,
  .col-sm-10,
  .col-sm-11,
  .col-sm-12,
  .col-sm-2,
  .col-sm-3,
  .col-sm-4,
  .col-sm-5,
  .col-sm-6,
  .col-sm-7,
  .col-sm-8,
  .col-sm-9 {
    float: left;
  }
  .col-sm-12 {
    width: 100%;
  }
  .col-sm-11 {
    width: 91.66666667%;
  }
  .col-sm-10 {
    width: 83.33333333%;
  }
  .col-sm-9 {
    width: 75%;
  }
  .col-sm-8 {
    width: 66.66666667%;
  }
  .col-sm-7 {
    width: 58.33333333%;
  }
  .col-sm-6 {
    width: 50%;
  }
  .col-sm-5 {
    width: 41.66666667%;
  }
  .col-sm-4 {
    width: 33.33333333%;
  }
  .col-sm-3 {
    width: 25%;
  }
  .col-sm-2 {
    width: 16.66666667%;
  }
  .col-sm-1 {
    width: 8.33333333%;
  }
  .col-sm-pull-12 {
    right: 100%;
  }
  .col-sm-pull-11 {
    right: 91.66666667%;
  }
  .col-sm-pull-10 {
    right: 83.33333333%;
  }
  .col-sm-pull-9 {
    right: 75%;
  }
  .col-sm-pull-8 {
    right: 66.66666667%;
  }
  .col-sm-pull-7 {
    right: 58.33333333%;
  }
  .col-sm-pull-6 {
    right: 50%;
  }
  .col-sm-pull-5 {
    right: 41.66666667%;
  }
  .col-sm-pull-4 {
    right: 33.33333333%;
  }
  .col-sm-pull-3 {
    right: 25%;
  }
  .col-sm-pull-2 {
    right: 16.66666667%;
  }
  .col-sm-pull-1 {
    right: 8.33333333%;
  }
  .col-sm-pull-0 {
    right: auto;
  }
  .col-sm-push-12 {
    left: 100%;
  }
  .col-sm-push-11 {
    left: 91.66666667%;
  }
  .col-sm-push-10 {
    left: 83.33333333%;
  }
  .col-sm-push-9 {
    left: 75%;
  }
  .col-sm-push-8 {
    left: 66.66666667%;
  }
  .col-sm-push-7 {
    left: 58.33333333%;
  }
  .col-sm-push-6 {
    left: 50%;
  }
  .col-sm-push-5 {
    left: 41.66666667%;
  }
  .col-sm-push-4 {
    left: 33.33333333%;
  }
  .col-sm-push-3 {
    left: 25%;
  }
  .col-sm-push-2 {
    left: 16.66666667%;
  }
  .col-sm-push-1 {
    left: 8.33333333%;
  }
  .col-sm-push-0 {
    left: auto;
  }
  .col-sm-offset-12 {
    margin-left: 100%;
  }
  .col-sm-offset-11 {
    margin-left: 91.66666667%;
  }
  .col-sm-offset-10 {
    margin-left: 83.33333333%;
  }
  .col-sm-offset-9 {
    margin-left: 75%;
  }
  .col-sm-offset-8 {
    margin-left: 66.66666667%;
  }
  .col-sm-offset-7 {
    margin-left: 58.33333333%;
  }
  .col-sm-offset-6 {
    margin-left: 50%;
  }
  .col-sm-offset-5 {
    margin-left: 41.66666667%;
  }
  .col-sm-offset-4 {
    margin-left: 33.33333333%;
  }
  .col-sm-offset-3 {
    margin-left: 25%;
  }
  .col-sm-offset-2 {
    margin-left: 16.66666667%;
  }
  .col-sm-offset-1 {
    margin-left: 8.33333333%;
  }
  .col-sm-offset-0 {
    margin-left: 0;
  }
}
@media (min-width: 992px) {
  .col-md-1,
  .col-md-10,
  .col-md-11,
  .col-md-12,
  .col-md-2,
  .col-md-3,
  .col-md-4,
  .col-md-5,
  .col-md-6,
  .col-md-7,
  .col-md-8,
  .col-md-9 {
    float: left;
  }
  .col-md-12 {
    width: 100%;
  }
  .col-md-11 {
    width: 91.66666667%;
  }
  .col-md-10 {
    width: 83.33333333%;
  }
  .col-md-9 {
    width: 75%;
  }
  .col-md-8 {
    width: 66.66666667%;
  }
  .col-md-7 {
    width: 58.33333333%;
  }
  .col-md-6 {
    width: 50%;
  }
  .col-md-5 {
    width: 41.66666667%;
  }
  .col-md-4 {
    width: 33.33333333%;
  }
  .col-md-3 {
    width: 25%;
  }
  .col-md-2 {
    width: 16.66666667%;
  }
  .col-md-1 {
    width: 8.33333333%;
  }
  .col-md-pull-12 {
    right: 100%;
  }
  .col-md-pull-11 {
    right: 91.66666667%;
  }
  .col-md-pull-10 {
    right: 83.33333333%;
  }
  .col-md-pull-9 {
    right: 75%;
  }
  .col-md-pull-8 {
    right: 66.66666667%;
  }
  .col-md-pull-7 {
    right: 58.33333333%;
  }
  .col-md-pull-6 {
    right: 50%;
  }
  .col-md-pull-5 {
    right: 41.66666667%;
  }
  .col-md-pull-4 {
    right: 33.33333333%;
  }
  .col-md-pull-3 {
    right: 25%;
  }
  .col-md-pull-2 {
    right: 16.66666667%;
  }
  .col-md-pull-1 {
    right: 8.33333333%;
  }
  .col-md-pull-0 {
    right: auto;
  }
  .col-md-push-12 {
    left: 100%;
  }
  .col-md-push-11 {
    left: 91.66666667%;
  }
  .col-md-push-10 {
    left: 83.33333333%;
  }
  .col-md-push-9 {
    left: 75%;
  }
  .col-md-push-8 {
    left: 66.66666667%;
  }
  .col-md-push-7 {
    left: 58.33333333%;
  }
  .col-md-push-6 {
    left: 50%;
  }
  .col-md-push-5 {
    left: 41.66666667%;
  }
  .col-md-push-4 {
    left: 33.33333333%;
  }
  .col-md-push-3 {
    left: 25%;
  }
  .col-md-push-2 {
    left: 16.66666667%;
  }
  .col-md-push-1 {
    left: 8.33333333%;
  }
  .col-md-push-0 {
    left: auto;
  }
  .col-md-offset-12 {
    margin-left: 100%;
  }
  .col-md-offset-11 {
    margin-left: 91.66666667%;
  }
  .col-md-offset-10 {
    margin-left: 83.33333333%;
  }
  .col-md-offset-9 {
    margin-left: 75%;
  }
  .col-md-offset-8 {
    margin-left: 66.66666667%;
  }
  .col-md-offset-7 {
    margin-left: 58.33333333%;
  }
  .col-md-offset-6 {
    margin-left: 50%;
  }
  .col-md-offset-5 {
    margin-left: 41.66666667%;
  }
  .col-md-offset-4 {
    margin-left: 33.33333333%;
  }
  .col-md-offset-3 {
    margin-left: 25%;
  }
  .col-md-offset-2 {
    margin-left: 16.66666667%;
  }
  .col-md-offset-1 {
    margin-left: 8.33333333%;
  }
  .col-md-offset-0 {
    margin-left: 0;
  }
}
@media (min-width: 1200px) {
  .col-lg-1,
  .col-lg-10,
  .col-lg-11,
  .col-lg-12,
  .col-lg-2,
  .col-lg-3,
  .col-lg-4,
  .col-lg-5,
  .col-lg-6,
  .col-lg-7,
  .col-lg-8,
  .col-lg-9 {
    float: left;
  }
  .col-lg-12 {
    width: 100%;
  }
  .col-lg-11 {
    width: 91.66666667%;
  }
  .col-lg-10 {
    width: 83.33333333%;
  }
  .col-lg-9 {
    width: 75%;
  }
  .col-lg-8 {
    width: 66.66666667%;
  }
  .col-lg-7 {
    width: 58.33333333%;
  }
  .col-lg-6 {
    width: 50%;
  }
  .col-lg-5 {
    width: 41.66666667%;
  }
  .col-lg-4 {
    width: 33.33333333%;
  }
  .col-lg-3 {
    width: 25%;
  }
  .col-lg-2 {
    width: 16.66666667%;
  }
  .col-lg-1 {
    width: 8.33333333%;
  }
  .col-lg-pull-12 {
    right: 100%;
  }
  .col-lg-pull-11 {
    right: 91.66666667%;
  }
  .col-lg-pull-10 {
    right: 83.33333333%;
  }
  .col-lg-pull-9 {
    right: 75%;
  }
  .col-lg-pull-8 {
    right: 66.66666667%;
  }
  .col-lg-pull-7 {
    right: 58.33333333%;
  }
  .col-lg-pull-6 {
    right: 50%;
  }
  .col-lg-pull-5 {
    right: 41.66666667%;
  }
  .col-lg-pull-4 {
    right: 33.33333333%;
  }
  .col-lg-pull-3 {
    right: 25%;
  }
  .col-lg-pull-2 {
    right: 16.66666667%;
  }
  .col-lg-pull-1 {
    right: 8.33333333%;
  }
  .col-lg-pull-0 {
    right: auto;
  }
  .col-lg-push-12 {
    left: 100%;
  }
  .col-lg-push-11 {
    left: 91.66666667%;
  }
  .col-lg-push-10 {
    left: 83.33333333%;
  }
  .col-lg-push-9 {
    left: 75%;
  }
  .col-lg-push-8 {
    left: 66.66666667%;
  }
  .col-lg-push-7 {
    left: 58.33333333%;
  }
  .col-lg-push-6 {
    left: 50%;
  }
  .col-lg-push-5 {
    left: 41.66666667%;
  }
  .col-lg-push-4 {
    left: 33.33333333%;
  }
  .col-lg-push-3 {
    left: 25%;
  }
  .col-lg-push-2 {
    left: 16.66666667%;
  }
  .col-lg-push-1 {
    left: 8.33333333%;
  }
  .col-lg-push-0 {
    left: auto;
  }
  .col-lg-offset-12 {
    margin-left: 100%;
  }
  .col-lg-offset-11 {
    margin-left: 91.66666667%;
  }
  .col-lg-offset-10 {
    margin-left: 83.33333333%;
  }
  .col-lg-offset-9 {
    margin-left: 75%;
  }
  .col-lg-offset-8 {
    margin-left: 66.66666667%;
  }
  .col-lg-offset-7 {
    margin-left: 58.33333333%;
  }
  .col-lg-offset-6 {
    margin-left: 50%;
  }
  .col-lg-offset-5 {
    margin-left: 41.66666667%;
  }
  .col-lg-offset-4 {
    margin-left: 33.33333333%;
  }
  .col-lg-offset-3 {
    margin-left: 25%;
  }
  .col-lg-offset-2 {
    margin-left: 16.66666667%;
  }
  .col-lg-offset-1 {
    margin-left: 8.33333333%;
  }
  .col-lg-offset-0 {
    margin-left: 0;
  }
}
/********************* Bootstrap grid show/hide classes *******************/
.visible-lg,
.visible-md,
.visible-sm,
.visible-xs {
  display: none !important;
}
.visible-lg-block,
.visible-lg-inline,
.visible-lg-inline-block,
.visible-md-block,
.visible-md-inline,
.visible-md-inline-block,
.visible-sm-block,
.visible-sm-inline,
.visible-sm-inline-block,
.visible-xs-block,
.visible-xs-inline,
.visible-xs-inline-block {
  display: none !important;
}
@media (max-width: 767px) {
  .visible-xs {
    display: block !important;
  }
  table.visible-xs {
    display: table !important;
  }
  tr.visible-xs {
    display: table-row !important;
  }
  td.visible-xs,
  th.visible-xs {
    display: table-cell !important;
  }
}
@media (max-width: 767px) {
  .visible-xs-block {
    display: block !important;
  }
}
@media (max-width: 767px) {
  .visible-xs-inline {
    display: inline !important;
  }
}
@media (max-width: 767px) {
  .visible-xs-inline-block {
    display: inline-block !important;
  }
}
@media (min-width: 768px) and (max-width: 991px) {
  .visible-sm {
    display: block !important;
  }
  table.visible-sm {
    display: table !important;
  }
  tr.visible-sm {
    display: table-row !important;
  }
  td.visible-sm,
  th.visible-sm {
    display: table-cell !important;
  }
}
@media (min-width: 768px) and (max-width: 991px) {
  .visible-sm-block {
    display: block !important;
  }
}
@media (min-width: 768px) and (max-width: 991px) {
  .visible-sm-inline {
    display: inline !important;
  }
}
@media (min-width: 768px) and (max-width: 991px) {
  .visible-sm-inline-block {
    display: inline-block !important;
  }
}
@media (min-width: 992px) and (max-width: 1199px) {
  .visible-md {
    display: block !important;
  }
  table.visible-md {
    display: table !important;
  }
  tr.visible-md {
    display: table-row !important;
  }
  td.visible-md,
  th.visible-md {
    display: table-cell !important;
  }
}
@media (min-width: 992px) and (max-width: 1199px) {
  .visible-md-block {
    display: block !important;
  }
}
@media (min-width: 992px) and (max-width: 1199px) {
  .visible-md-inline {
    display: inline !important;
  }
}
@media (min-width: 992px) and (max-width: 1199px) {
  .visible-md-inline-block {
    display: inline-block !important;
  }
}
@media (min-width: 1200px) {
  .visible-lg {
    display: block !important;
  }
  table.visible-lg {
    display: table !important;
  }
  tr.visible-lg {
    display: table-row !important;
  }
  td.visible-lg,
  th.visible-lg {
    display: table-cell !important;
  }
}
@media (min-width: 1200px) {
  .visible-lg-block {
    display: block !important;
  }
}
@media (min-width: 1200px) {
  .visible-lg-inline {
    display: inline !important;
  }
}
@media (min-width: 1200px) {
  .visible-lg-inline-block {
    display: inline-block !important;
  }
}
@media (max-width: 767px) {
  .hidden-xs {
    display: none !important;
  }
}
@media (min-width: 768px) and (max-width: 991px) {
  .hidden-sm {
    display: none !important;
  }
}
@media (min-width: 992px) and (max-width: 1199px) {
  .hidden-md {
    display: none !important;
  }
}
@media (min-width: 1200px) {
  .hidden-lg {
    display: none !important;
  }
}
.visible-print {
  display: none !important;
}
@media print {
  .visible-print {
    display: block !important;
  }
  table.visible-print {
    display: table !important;
  }
  tr.visible-print {
    display: table-row !important;
  }
  td.visible-print,
  th.visible-print {
    display: table-cell !important;
  }
}
.visible-print-block {
  display: none !important;
}
@media print {
  .visible-print-block {
    display: block !important;
  }
}
.visible-print-inline {
  display: none !important;
}
@media print {
  .visible-print-inline {
    display: inline !important;
  }
}
.visible-print-inline-block {
  display: none !important;
}
@media print {
  .visible-print-inline-block {
    display: inline-block !important;
  }
}
@media print {
  .hidden-print {
    display: none !important;
  }
}

/*************** Bootstrap modal classes *******************/
.close {
  float: right;
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: #000;
  text-shadow: 0 1px 0 #fff;
  opacity: 0.2;
}
.close:focus,
.close:hover {
  color: #000;
  text-decoration: none;
  cursor: pointer;
  opacity: 0.5;
}
button.close {
  padding: 0;
  cursor: pointer;
  background: 0 0;
  border: 0;
  -webkit-appearance: none;
}
.modal-open {
  overflow: hidden;
}
.modal {
  display: none;
  overflow: hidden;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1050;
  -webkit-overflow-scrolling: touch;
  outline: 0;
}
.modal.fade .modal-dialog {
  -webkit-transform: translate(0, -25%);
  -ms-transform: translate(0, -25%);
  -o-transform: translate(0, -25%);
  transform: translate(0, -25%);
  -webkit-transition: -webkit-transform 0.3s ease-out;
  -moz-transition: -moz-transform 0.3s ease-out;
  -o-transition: -o-transform 0.3s ease-out;
  transition: transform 0.3s ease-out;
}
.modal.in .modal-dialog {
  -webkit-transform: translate(0, 0);
  -ms-transform: translate(0, 0);
  -o-transform: translate(0, 0);
  transform: translate(0, 0);
}
.modal-open .modal {
  overflow-x: hidden;
  overflow-y: auto;
}
.modal-dialog {
  position: relative;
  width: auto;
  margin: 10px;
}
.modal-content {
  position: relative;
  background-color: #fff;
  border: 1px solid #fff;
  border-radius: 6px;
  -webkit-box-shadow: 0 3px 9px rgba(0, 0, 0, 0.5);
  box-shadow: 0 3px 9px rgba(0, 0, 0, 0.5);
  background-clip: padding-box;
  outline: 0;
}
.modal-backdrop {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1040;
  background-color: #000;
}
/* https://github.com/twbs/bootstrap/issues/10030 */
.modal-backdrop.fade {
  opacity: 0;
  filter: alpha(opacity=0);
}
.modal-backdrop.fade.in {
  opacity: 0.3;
  filter: alpha(opacity=50);
}
.modal-header {
  padding: 30px;
  border-bottom: 1px solid #eaeaea;
}
.modal-header .close {
  margin-top: -2px;
}
.modal-title {
  margin: 0;
  line-height: 1.42857143;
}
.modal-body {
  position: relative;
  padding: 15px 30px;
}
.modal-footer {
  padding: 15px 30px;
  text-align: right;
  border-top: 1px solid #eaeaea;
}
.modal-footer .btn + .btn {
  margin-left: 5px;
  margin-bottom: 0;
}
.modal-footer .btn-group .btn + .btn {
  margin-left: -1px;
}
.modal-footer .btn-block + .btn-block {
  margin-left: 0;
}
.modal-scrollbar-measure {
  position: absolute;
  top: -9999px;
  width: 50px;
  height: 50px;
  overflow: scroll;
}
@media (min-width: 768px) {
  .modal-dialog {
    width: 600px;
    margin: 30px auto;
  }
  .modal-content {
    -webkit-box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
  }
  .modal-sm {
    width: 450px;
  }
}
@media (min-width: 992px) {
  .modal-lg {
    width: 900px;
  }
}


.clearfix:after,
.clearfix:before,
.container:after,
.container:before,
.modal-footer:after,
.modal-footer:before,
.modal-header:after,
.modal-header:before,
.nav:after,
.nav:before,
.navbar-collapse:after,
.navbar-collapse:before,
.navbar-header:after,
.navbar-header:before,
.navbar:after,
.navbar:before{
  content: " ";
  display: table;
}

.clearfix:after,
.container:after,
.modal-footer:after,
.modal-header:after,
.nav:after,
.navbar-collapse:after,
.navbar-header:after,
.navbar:after{
  clear: both;
}

/****************** (Bootstrap helper classes, including ones assisting other bootstrap components) *****************/
.fade {
  opacity: 0;
  -webkit-transition: opacity 0.15s linear;
  -o-transition: opacity 0.15s linear;
  transition: opacity 0.15s linear;
}
.fade.in {
  opacity: 1;
}
.collapse {
  display: none;
}
.collapse.in {
  display: block;
}
.collapsing {
  position: relative;
  height: 0;
  overflow: hidden;
  -webkit-transition-property: height, visibility;
  transition-property: height, visibility;
  -webkit-transition-duration: 0.35s;
  transition-duration: 0.35s;
  -webkit-transition-timing-function: ease;
  transition-timing-function: ease;
}
.hide {
  display: none !important;
}
.show {
  display: block !important;
  opacity:1 !important;
}
.invisible {
  visibility: hidden;
}
.hidden {
  display: none !important;
}
.mark,
mark {
  background-color: #fcf8e3;
  padding: 0.2em;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}
.sr-only-focusable:active,
.sr-only-focusable:focus {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto;
}
[role="button"] {
  cursor: pointer;
}

.text-left {
  text-align: left;
}
.text-right {
  text-align: right;
}
.text-center {
  text-align: center;
}
.text-justify {
  text-align: justify;
}
.text-nowrap {
  white-space: nowrap;
}
.text-lowercase {
  text-transform: lowercase;
}
.text-uppercase {
  text-transform: uppercase;
}
.text-capitalize {
  text-transform: capitalize;
}


.flex-row{
  display: flex;
  flex-direction: row;
}
.flex-col{
  display: flex;
  flex-direction: column;
}
.flex-wrap{
  flex-wrap:wrap;
}
.flex-center-center {
  display: flex;
  align-items: center;
  justify-content: center;
}
.flex-space-between {
  justify-content: space-between;
}
.flex-space-around {
  justify-content: space-around;
}
.align-center{
  align-items: center;
}

/************ customized buttons (on top of bootstrap), add as needed ************/
.btn {
  transition: all 0.2s ease;
  display: inline-block;
  margin-bottom: 0;
  font-weight: 600;
  text-align: center;
  vertical-align: middle;
  touch-action: manipulation;
  cursor: pointer;
  background-image: none;
  border: none;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
  padding: 6px 12px;
  font-size: 14px;
  line-height: 1.42857143;
  border-radius: 6px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-box-shadow: 0 20px 30px rgba(74, 74, 74, 0.3);
  box-shadow: 0 20px 30px rgba(74, 74, 74, 0.3);
  font-family: "Open Sans", sans-serif;
  outline: 0;
}
.btn,
.btn.active,
.btn:active {
  outline: 0;
}
.btn.active.focus,
.btn.active:focus,
.btn.focus,
.btn:active.focus,
.btn:active:focus,
.btn:focus {
  outline: 0;
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}
.btn.focus,
.btn:focus,
.btn:hover {
  color: #333;
  text-decoration: none;
  outline: 0;
}
.btn.active,
.btn:active {
  outline: 0;
  background-image: none;
  outline: 0;
}
.btn.disabled,
.btn[disabled],
fieldset[disabled] .btn {
  cursor: not-allowed;
  opacity: 0.65;
  -webkit-box-shadow: none;
  box-shadow: none;
}
a.btn.disabled,
fieldset[disabled] a.btn {
  pointer-events: none;
}

.btn-default {
  text-align: center;
  cursor: pointer;
  border-radius:6px;
  padding-top: 10px;
  padding-bottom: 10px;
  color: #fff!important;
  background-color: #206DE2!important;
  border-color: #206DE2!important;
}
.btn-default.focus,
.btn-default:focus {
  color: #fff!important;
  background-color: #0c4fb5!important;
  border-color: #0c4fb5!important;
  text-decoration: none;
}
.btn-default:hover {
  color: #fff!important;
  background-color: #0c4fb5!important;
  border-color: #0c4fb5!important;
  text-decoration: none;
}
.btn-default.active,
.btn-default:active,
.open > .dropdown-toggle.btn-default {
  color: #fff!important;
  background-color: #0c4fb5!important;
  border-color: #0c4fb5!important;
  text-decoration: none;
}
.btn-default.active.focus,
.btn-default.active:focus,
.btn-default.active:hover,
.btn-default:active.focus,
.btn-default:active:focus,
.btn-default:active:hover,
.open > .dropdown-toggle.btn-default.focus,
.open > .dropdown-toggle.btn-default:focus,
.open > .dropdown-toggle.btn-default:hover {
  color: #fff!important;
  background-color: #0c4fb5!important;
  border-color: #0c4fb5!important;
  text-decoration: none;
}
.btn-default.active,
.btn-default:active,
.open > .dropdown-toggle.btn-default {
  background-image: none;
  text-decoration: none;
}
.btn-default.disabled.focus,
.btn-default.disabled:focus,
.btn-default.disabled:hover,
.btn-default[disabled].focus,
.btn-default[disabled]:focus,
.btn-default[disabled]:hover,
fieldset[disabled] .btn-default.focus,
fieldset[disabled] .btn-default:focus,
fieldset[disabled] .btn-default:hover {
  background-color: #ccc;
  border-color: #ccc;
  text-decoration: none;
}


/************* top level container styling **************/


/************* exercpt from bootstrap css for nav **************/


/*************** custom layout classes *****************/


/*************** non-bootstrap custom helpers *****************/


/*************** custom specific classes *****************/