An holding overlay with animated spinner

An-holding-overlay-with-animated-spinner.markdown

An holding overlay with animated spinner

An holding overlay with animated spinner. Prefix-less for now but will need the -webkit extras.

A Pen by Grant Bunyan on CodePen.

License.

index.html

<!-- Nothing to see here -->
<div class="my-content">
  <button type="submit">Some content I want to disable while busy</button>
</div>


<!-- Markup for the overlay and spinner should be placed directly before the closing </body> tag. Once that's in place all you'll need to do is toggle the classname 'hold-waiting' on and off with your favourite flavor of JS to enable the overlay activation -->
<div class="hold hold--waiting">
  <div class="spinner">
    <span class="spinner__side spinner__side--left">
      <span class="spinner__fill"></span>
    </span>
    <span class="spinner__side spinner__side--right">
      <span class="spinner__fill"></span>
    </span>
  </div>
</div>

qEVRay.markdown

qEVRay

Forked from Captain Anonymous's Pen QwOGXb.

A Pen by Grant Bunyan on CodePen.

License.

style.css

/* 

Spinner and overlay styles

*/
@-webkit-keyframes spinner-rotate-right {
  0%   { -webkit-transform: rotate(0deg);   }
  25%  { -webkit-transform: rotate(180deg); }
  50%  { -webkit-transform: rotate(180deg); }
  75%  { -webkit-transform: rotate(360deg); }
  100% { -webkit-transform: rotate(360deg); }
}

@keyframes spinner-rotate-right {
  0%   { transform: rotate(0deg);   }
  25%  { transform: rotate(180deg); }
  50%  { transform: rotate(180deg); }
  75%  { transform: rotate(360deg); }
  100% { transform: rotate(360deg); }
}

@-webkit-keyframes spinner-rotate-left {
  0%   { -webkit-transform: rotate(0deg);   }
  25%  { -webkit-transform: rotate(0deg);   }
  50%  { -webkit-transform: rotate(180deg); }
  75%  { -webkit-transform: rotate(180deg); }
  100% { -webkit-transform: rotate(360deg); }
}

@keyframes spinner-rotate-left {
  0%   { transform: rotate(0deg);   }
  25%  { transform: rotate(0deg);   }
  50%  { transform: rotate(180deg); }
  75%  { transform: rotate(180deg); }
  100% { transform: rotate(360deg); }
}

.hold {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(0,0,0,.4);
  opacity: 0;
  transition: opacity 1s;
  z-index: -1;
}
.hold--waiting {
  opacity: 1;
  transition: opacity 1s;
  z-index: inherit;
}
.hold:hover {
  cursor: progress;
}

.spinner {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 46px;
  height: 46px;
  margin-top: -23px;
  margin-left: -23px;
  border-radius: 100%;
  background: rgba(26,23,24,0.05);
}

.spinner:after {
  content:"";
  background: rgba(254,254,254,0.2);
  position: absolute;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  top: 9px;
  left: 9px;
  display: block;
}

.spinner__fill {
  border-radius: 999px;
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(26,23,24,0.1);
  opacity: 0.8;
  -webkit-animation-duration: 2s;
  -webkit-animation-iteration-count: infinite;
  -webkit-animation-timing-function: linear;
  -webkit-transform: translateZ(0); /* force hardware rendering */
  animation-duration: 2s;
  animation-iteration-count: infinite;
  animation-timing-function: linear;
}

.spinner__side {
  width: 50%;
  height: 100%;
  overflow: hidden;
  position: absolute;
}

.spinner__side--left {
  left: 0
}

.spinner__side--right {
  left: 50%;
}

.spinner__side--left .spinner__fill {
  left: 100%;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.spinner__side--right .spinner__fill {
  left: -100%;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.hold--waiting .spinner__side--left .spinner__fill {
  -webkit-animation-name: spinner-rotate-left;
  -webkit-transform-origin: 0 50%;
  animation-name: spinner-rotate-left;
  transform-origin: 0 50%;
}

.hold--waiting .spinner__side--right .spinner__fill {
  -webkit-animation-name: spinner-rotate-right;
  -webkit-transform-origin: 100% 50%;
  animation-name: spinner-rotate-right;
  transform-origin: 100% 50%;
}



/* 

Styles for the example

*/
.my-content {
  text-align: center;
  width: 30%;
  margin: 40% auto 0 auto;
}