.swipe {
  position: relative;
  text-align: center;
  height: 3em;
}
.swipe .sentence {
  position: absolute;
  display: block;
  overflow: hidden;
  width: 100%;
  z-index: 1;
  color: transparent;
}
.swipe .sentence .line-wrap {
  position: relative;
  display: block;
  width: 100%;
  color: transparent;
  transition: color 1ms;
  transition-delay: 500ms;
}
.swipe .sentence .line-wrap:nth-child(2) {
  transition-delay: 666.6666666667ms;
}
.swipe .sentence .line-wrap:nth-child(3) {
  transition-delay: 833.3333333333ms;
}
.swipe .sentence .line-wrap:after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: #EBE8E1;
  transform: translateX(-100%);
  transform-origin: 0% 50%;
}
.swipe .sentence--show {
  z-index: 2;
}
.swipe .sentence--show .line-wrap {
  color: #333;
}
.swipe .sentence--show .line-wrap:after {
  transform: translateX(100%);
  transition: transform 1000ms ease-in-out;
}
.swipe .sentence--show .line-wrap:nth-child(2):after {
  transition-delay: 166.6666666667ms;
}
.swipe .sentence--show .line-wrap:nth-child(3):after {
  transition-delay: 333.3333333333ms;
}

body {
  background: #F0CF61;
  color: #333;
  font-family: "Avenir", sans-serif;
  font-weight: 100;
  font-size: 5vw;
}

.center {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60vw;
  transform: translate3d(-50%, -50%, 0);
}

.sig {
  position: fixed;
  bottom: 5px;
  right: 5px;
  text-decoration: none;
  font-size: 12px;
  font-weight: 800;
  font-family: sans-serif;
  color: rgba(0, 0, 0, 0.4);
}