Sample stylesheet for weekend workshop

style.css

/**
 * Main Stylesheet
 *
 * Do not code any styles within this file.
 *
 * USAGE:
 * Import all styles into this file. Start with
 * baseline styles at the top, site styles in the
 * middle, then mobile styles at the end.
 */
::selection {
  background: #D07025;
  color: #f7f7f7;
}
::moz-selection {
  background: #D07025;
  color: #f7f7f7;
}
/**
 * Site-wide color scheme
 */
/**
 * Global mixins
 *
 * A general set of mixins for use in
 * various other places. More specific sets
 * should be put in their own file.
 */
/*:::: Border radius mixins ::::*/
/*:::: Transitions, transforms, gradients, and animation ::::*/
/**
 * Grid System
 *
 * TheFractionless grid is the Clever grid which is taken from [Sndicate](https://github.com/Sndicate/sndicate)
 * which itself is lifted from the [Semantic Grid System](http://semantic.gs)
 */
.container {
  padding: 0 20px;
}
.row,
.row-loose {
  display: block;
  width: 100%;
  max-width: 1140px;
  min-width: 755px;
  margin: 0 auto;
  padding: 0.5rem 0;
  overflow: hidden;
  *zoom: 1;
}
.row:before,
.row:after {
  content: " ";
  display: table;
}
.row:after {
  clear: both;
}
.row.no-pad {
  padding: 0;
}
.row-loose {
  padding: 2.5rem 0;
}
.col-12 {
  display: block;
  position: relative;
  float: left;
  width: 100%;
  margin-right: 3%;
}
.col-12:last-child {
  margin-right: 0;
}
.push-12 {
  left: 103%;
}
.pull-12 {
  right: 103%;
}
.col-11 {
  display: block;
  position: relative;
  float: left;
  width: 91.41666667%;
  margin-right: 3%;
}
.col-11:last-child {
  margin-right: 0;
}
.push-11 {
  left: 94.41666667%;
}
.pull-11 {
  right: 94.41666667%;
}
.col-10 {
  display: block;
  position: relative;
  float: left;
  width: 82.83333333%;
  margin-right: 3%;
}
.col-10:last-child {
  margin-right: 0;
}
.push-10 {
  left: 85.83333333%;
}
.pull-10 {
  right: 85.83333333%;
}
.col-9 {
  display: block;
  position: relative;
  float: left;
  width: 74.25%;
  margin-right: 3%;
}
.col-9:last-child {
  margin-right: 0;
}
.push-9 {
  left: 77.25%;
}
.pull-9 {
  right: 77.25%;
}
.col-8 {
  display: block;
  position: relative;
  float: left;
  width: 65.66666667%;
  margin-right: 3%;
}
.col-8:last-child {
  margin-right: 0;
}
.push-8 {
  left: 68.66666667%;
}
.pull-8 {
  right: 68.66666667%;
}
.col-7 {
  display: block;
  position: relative;
  float: left;
  width: 57.08333333%;
  margin-right: 3%;
}
.col-7:last-child {
  margin-right: 0;
}
.push-7 {
  left: 60.08333333%;
}
.pull-7 {
  right: 60.08333333%;
}
.col-6 {
  display: block;
  position: relative;
  float: left;
  width: 48.5%;
  margin-right: 3%;
}
.col-6:last-child {
  margin-right: 0;
}
.push-6 {
  left: 51.5%;
}
.pull-6 {
  right: 51.5%;
}
.col-5 {
  display: block;
  position: relative;
  float: left;
  width: 39.91666667%;
  margin-right: 3%;
}
.col-5:last-child {
  margin-right: 0;
}
.push-5 {
  left: 42.91666667%;
}
.pull-5 {
  right: 42.91666667%;
}
.col-4 {
  display: block;
  position: relative;
  float: left;
  width: 31.33333333%;
  margin-right: 3%;
}
.col-4:last-child {
  margin-right: 0;
}
.push-4 {
  left: 34.33333333%;
}
.pull-4 {
  right: 34.33333333%;
}
.col-3 {
  display: block;
  position: relative;
  float: left;
  width: 22.75%;
  margin-right: 3%;
}
.col-3:last-child {
  margin-right: 0;
}
.push-3 {
  left: 25.75%;
}
.pull-3 {
  right: 25.75%;
}
.col-2 {
  display: block;
  position: relative;
  float: left;
  width: 14.16666667%;
  margin-right: 3%;
}
.col-2:last-child {
  margin-right: 0;
}
.push-2 {
  left: 17.16666667%;
}
.pull-2 {
  right: 17.16666667%;
}
.col-1 {
  display: block;
  position: relative;
  float: left;
  width: 5.58333333%;
  margin-right: 3%;
}
.col-1:last-child {
  margin-right: 0;
}
.push-1 {
  left: 8.58333333%;
}
.pull-1 {
  right: 8.58333333%;
}
img,
object,
embed {
  max-width: 100%;
}
img {
  height: auto;
}
/**
 * Fractionless Type
 *
 * Base typography styles adapted
 * from [Typebase](https://github.com/devinhunt/typebase.css/blob/master/src/typebase.less)
 */
html {
  font-family: 'Helvetica Neue', Helvetica, 'Lucida Grande', Verdana, Arial, sans-serif;
  font-weight: 400;
  font-size: 150;
  -webkit-font-smoothing: antialiased;
}
p,
dl dt,
dl dd {
  font-family: 'Helvetica Neue', Helvetica, 'Lucida Grande', Verdana, Arial, sans-serif;
  font-weight: 400;
  line-height: 1.5rem;
  margin-top: 1.5rem;
  margin-bottom: 0;
  color: #505050;
}
p:first-child {
  margin-top: 0;
}
ul,
ol {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  font-size: 1rem;
}
ul li,
ol li {
  line-height: 1.5rem;
  color: #505050;
}
ul ul,
ol ul,
ul ol,
ol ol {
  margin-top: 0;
  margin-bottom: 0;
}
blockquote {
  line-height: 1.5rem;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}
dl dt {
  font-weight: 700;
}
dl.faq dt {
  font-size: 1.414rem;
  line-height: 1.999396rem;
  font-family: Georgia, 'Times New Roman', serif !important;
}
dl.faq dd {
  font-size: 1rem;
  margin-left: 0;
}
/* Headings */
h1,
h2,
h3,
h4,
h5,
h6 {
  /* Change heading typefaces here */
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 700;
  margin-top: 1.5rem;
  margin-bottom: 0;
  line-height: 1.5rem;
  color: #272727;
}
h1:first-child,
h2:first-child,
h3:first-child,
h4:first-child,
h5:first-child,
h6:first-child {
  margin-top: 0;
}
h1,
.h1 {
  font-size: 4.242rem;
  line-height: 4.5rem;
  margin-top: 3rem;
}
h2,
.h2 {
  font-size: 2.828rem;
  line-height: 3rem;
  margin-top: 3rem;
}
h3,
.h3 {
  font-size: 1.414rem;
}
h4,
.h4 {
  font-size: 0.94266667rem;
}
h5,
.h5 {
  font-size: 0.5656rem;
}
h6,
.h6 {
  font-size: 0.404rem;
}
/* Tables */
table {
  margin-top: 1.5rem;
  border-spacing: 0;
  border-collapse: collapse;
}
table td,
table th {
  padding: 0;
  line-height: 36px;
}
code {
  vertical-align: bottom;
}
/* Leading paragraph text */
.lead {
  font-size: 1.414rem;
  line-height: 1.5;
}
/* Hug a the block above you */
.hug {
  margin-top: 0;
}
.light {
  font-weight: 300;
}
.slant {
  font-style: italic;
}
strong {
  font-weight: 700;
}
strong em {
  font-style: italic;
}
.lg {
  font-size: 1.2rem;
  line-height: 1.6968rem;
}
.sans-serif {
  font-family: 'Helvetica Neue', Helvetica, 'Lucida Grande', Verdana, Arial, sans-serif;
}
.serif {
  font-family: Georgia, 'Times New Roman', serif;
}
.centered-text {
  text-align: center;
}
a {
  color: #D07025;
  text-decoration: none;
}
a:visited {
  color: #D07025;
}
a:hover {
  color: #ba6421;
}
/*:::: Smaller screens ::::*/
.mobile-show {
  display: none;
}
/*:::: Mobile ::::*/
@media handheld, only screen and (max-device-width: 450px) {
  .mobile-show {
    display: inline-block;
  }
  body,
  .container,
  .row,
  .row-loose,
  .row-loose {
    font-size: 1.1rem;
    width: 100%;
    min-width: 0;
    margin-left: 0;
    margin-right: 0;
    padding-left: 0;
    padding-right: 0;
  }
  .row .col-12,
  .row-loose .col-12 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-12:before,
  .row-loose .col-12:before,
  .row .col-12:after,
  .row-loose .col-12:after {
    content: " ";
    display: table;
  }
  .row .col-12:after,
  .row-loose .col-12:after {
    clear: both;
  }
  .row .push-12,
  .row-loose .push-12 {
    left: 0;
  }
  .row .pull-12,
  .row-loose .pull-12 {
    right: 0;
  }
  .row .col-11,
  .row-loose .col-11 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-11:before,
  .row-loose .col-11:before,
  .row .col-11:after,
  .row-loose .col-11:after {
    content: " ";
    display: table;
  }
  .row .col-11:after,
  .row-loose .col-11:after {
    clear: both;
  }
  .row .push-11,
  .row-loose .push-11 {
    left: 0;
  }
  .row .pull-11,
  .row-loose .pull-11 {
    right: 0;
  }
  .row .col-10,
  .row-loose .col-10 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-10:before,
  .row-loose .col-10:before,
  .row .col-10:after,
  .row-loose .col-10:after {
    content: " ";
    display: table;
  }
  .row .col-10:after,
  .row-loose .col-10:after {
    clear: both;
  }
  .row .push-10,
  .row-loose .push-10 {
    left: 0;
  }
  .row .pull-10,
  .row-loose .pull-10 {
    right: 0;
  }
  .row .col-9,
  .row-loose .col-9 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-9:before,
  .row-loose .col-9:before,
  .row .col-9:after,
  .row-loose .col-9:after {
    content: " ";
    display: table;
  }
  .row .col-9:after,
  .row-loose .col-9:after {
    clear: both;
  }
  .row .push-9,
  .row-loose .push-9 {
    left: 0;
  }
  .row .pull-9,
  .row-loose .pull-9 {
    right: 0;
  }
  .row .col-8,
  .row-loose .col-8 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-8:before,
  .row-loose .col-8:before,
  .row .col-8:after,
  .row-loose .col-8:after {
    content: " ";
    display: table;
  }
  .row .col-8:after,
  .row-loose .col-8:after {
    clear: both;
  }
  .row .push-8,
  .row-loose .push-8 {
    left: 0;
  }
  .row .pull-8,
  .row-loose .pull-8 {
    right: 0;
  }
  .row .col-7,
  .row-loose .col-7 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-7:before,
  .row-loose .col-7:before,
  .row .col-7:after,
  .row-loose .col-7:after {
    content: " ";
    display: table;
  }
  .row .col-7:after,
  .row-loose .col-7:after {
    clear: both;
  }
  .row .push-7,
  .row-loose .push-7 {
    left: 0;
  }
  .row .pull-7,
  .row-loose .pull-7 {
    right: 0;
  }
  .row .col-6,
  .row-loose .col-6 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-6:before,
  .row-loose .col-6:before,
  .row .col-6:after,
  .row-loose .col-6:after {
    content: " ";
    display: table;
  }
  .row .col-6:after,
  .row-loose .col-6:after {
    clear: both;
  }
  .row .push-6,
  .row-loose .push-6 {
    left: 0;
  }
  .row .pull-6,
  .row-loose .pull-6 {
    right: 0;
  }
  .row .col-5,
  .row-loose .col-5 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-5:before,
  .row-loose .col-5:before,
  .row .col-5:after,
  .row-loose .col-5:after {
    content: " ";
    display: table;
  }
  .row .col-5:after,
  .row-loose .col-5:after {
    clear: both;
  }
  .row .push-5,
  .row-loose .push-5 {
    left: 0;
  }
  .row .pull-5,
  .row-loose .pull-5 {
    right: 0;
  }
  .row .col-4,
  .row-loose .col-4 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-4:before,
  .row-loose .col-4:before,
  .row .col-4:after,
  .row-loose .col-4:after {
    content: " ";
    display: table;
  }
  .row .col-4:after,
  .row-loose .col-4:after {
    clear: both;
  }
  .row .push-4,
  .row-loose .push-4 {
    left: 0;
  }
  .row .pull-4,
  .row-loose .pull-4 {
    right: 0;
  }
  .row .col-3,
  .row-loose .col-3 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-3:before,
  .row-loose .col-3:before,
  .row .col-3:after,
  .row-loose .col-3:after {
    content: " ";
    display: table;
  }
  .row .col-3:after,
  .row-loose .col-3:after {
    clear: both;
  }
  .row .push-3,
  .row-loose .push-3 {
    left: 0;
  }
  .row .pull-3,
  .row-loose .pull-3 {
    right: 0;
  }
  .row .col-2,
  .row-loose .col-2 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-2:before,
  .row-loose .col-2:before,
  .row .col-2:after,
  .row-loose .col-2:after {
    content: " ";
    display: table;
  }
  .row .col-2:after,
  .row-loose .col-2:after {
    clear: both;
  }
  .row .push-2,
  .row-loose .push-2 {
    left: 0;
  }
  .row .pull-2,
  .row-loose .pull-2 {
    right: 0;
  }
  .row .col-1,
  .row-loose .col-1 {
    width: auto;
    float: none;
    margin-left: 0;
    margin-right: 0;
    padding-left: 20px;
    padding-right: 20px;
    *zoom: 1;
  }
  .row .col-1:before,
  .row-loose .col-1:before,
  .row .col-1:after,
  .row-loose .col-1:after {
    content: " ";
    display: table;
  }
  .row .col-1:after,
  .row-loose .col-1:after {
    clear: both;
  }
  .row .push-1,
  .row-loose .push-1 {
    left: 0;
  }
  .row .pull-1,
  .row-loose .pull-1 {
    right: 0;
  }
}