CSS Hey Typing Indicator

css-hey-typing-indicator.markdown

CSS Hey Typing Indicator

A Pen by nick on CodePen.

License.

index.html

<div class="typing-indicator">
  <span></span>
  <span></span>
  <span></span>
</div>

style.scss

body {
    $ti-color-bg: #E6E7ED;
    background-color: $ti-color-bg;
}

.typing-indicator {
  $tf-color-bg: #FFF;
  background-color: $tf-color-bg;
  will-change: transform;
  width: auto;
  border-radius: 0.25rem;
  padding: 15px;
  display: table;
  margin: 0 auto;
  position: relative;
  animation: 2s bulge infinite ease-out;
  }
  span {
    height: 7px;
    width: 7px;
    float: left;
    margin: 0 1px;
    background-color: #9E9EA1;
    display: block;
    border-radius: 50%;
    opacity: 0.4;
    @for $i from 1 through 3 {
      &:nth-of-type(#{$i}) {
        animation: 1s blink infinite ($i * .3333s);
      }
    }
  }

@keyframes blink {
  50% {
    opacity: 1;
  }
}

@keyframes bulge {
  50% {
    transform: scale(1.0);
  }
}

// vertically center demo 
html {
  display: table;
  height: 100%;
  width: 100%;
}

body {
  display: table-cell;
  vertical-align: middle;
}