.block-wrap {
  height: 100%;
  width: 100%;
}

.block {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.bttn-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}

.btn-flat-dashed-border {
  display: block;
  height: 0;
  width: 100%;
  padding-bottom: 100%;
  text-align: center;
  line-height: 15px;
  text-decoration: none;
  color: #67c5ff;
  background: #fff;
  border: double 4px #67c5ff;
  border-radius: 3px;
  transition: .4s;
}

.btn-flat-dashed-border:hover {
  background: #73ccfe;
  color: #ffffff;
}

.bttn {
  /* width: 15.4rem;
  height: 15.4rem; */
  display: flex;
  width: 100%;
  min-width: 64px;
  height: 64px;
  max-height: 100%;
  line-height: 2rem;
  background: #fff;
  border: double 5px #67c5ff;
  border-radius: 3px;
  text-align: center;
  /* vertical-align: middle; */
  margin-bottom: 1.8rem;
  font-size: calc(30% + 1.8vw);
  color: #3d3e95;
  padding: 10% 10% 90% 10%;
  position: relative;
  outline: none;
}

.bttn:hover {
  background: #73ccfe;
  color: #ffffff;
}

.bttn--shockwave.is-active {
  animation: shockwaveJump 1s ease-out infinite;
}

.bttn--shockwave.is-active:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  border-radius: 50%;
  animation: shockwave 1s 0.65s ease-out infinite;
}

.bttn--shockwave.is-active:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  border-radius: 50%;
  animation: shockwave 1s 0.5s ease-out infinite;
}

@keyframes shockwaveJump {
  0% {
    transform: scale(1);
  }

  40% {
    transform: scale(1.08);
  }

  50% {
    transform: scale(0.98);
  }

  55% {
    transform: scale(1.02);
  }

  60% {
    transform: scale(0.98);
  }

  100% {
    transform: scale(1);
  }
}

@keyframes shockwave {
  0% {
    transform: scale(1);
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.15), inset 0 0 1px rgba(0, 0, 0, 0.15);
  }

  95% {
    box-shadow: 0 0 50px rgba(0, 0, 0, 0), inset 0 0 30px rgba(0, 0, 0, 0);
  }

  100% {
    transform: scale(2.25);
  }
}

.bttn--jump.is-active {
  animation: 0.4s jump ease infinite alternate;
}

@keyframes jump {
  0% {
    transform: scale(1);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
  }

  100% {
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  }
}

.bttn--pulse.is-active {
  background: transparent;
}

.bttn--pulse.is-active:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  border-radius: 50%;
  background: #fff;
  animation: pulse 0.4s ease infinite alternate;
  z-index: -1;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 2px 2px rgba(0, 0, 0, 0.2);
    border-radius: 50%;
  }

  100% {
    transform: scale(1.05);
    box-shadow: 0 2px 2px rgba(0, 0, 0, 0.2);
    border-radius: 45%;
  }
}

.bttn--blink.is-active {
  background: transparent;
}

.bttn--blink.is-active:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  border-radius: 50%;
  background: #fff;
  animation: blink 1.33s ease-out infinite;
  z-index: -1;
}

@keyframes blink {
  0% {
    opacity: 1;
  }

  20% {
    opacity: 0.5;
  }

  100% {
    opacity: 1;
  }
}

.bttn--wiggle.is-active {
  animation: 1s wiggle ease infinite;
}

@keyframes wiggle {
  0% {
    transform: rotate(-3deg);
    box-shadow: 0 2px 2px rgba(0, 0, 0, 0.2);
  }

  20% {
    transform: rotate(20deg);
  }

  40% {
    transform: rotate(-15deg);
  }

  60% {
    transform: rotate(5deg);
  }

  90% {
    transform: rotate(-1deg);
  }

  100% {
    transform: rotate(0);
    box-shadow: 0 2px 2px rgba(0, 0, 0, 0.2);
  }
}

.bttn--wut.is-active {
  animation: 1s fullRotation ease infinite;
}

.bttn--wut.is-active:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  border-radius: 50%;
  background: #fff;
  animation: wutBefore 0.8s 0.4s ease-out infinite;
  z-index: -1;
}

.bttn--wut.is-active:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  border-radius: 50%;
  background: #fff;
  animation: wut 0.8s ease-out infinite;
  z-index: -1;
}

@keyframes fullRotation {
  0% {
    transform: rotate(-3deg) scale(1) translate3d(0, 0, 0);
  }

  20% {
    transform: rotate(50deg) translate3d(0, 5px, 0);
  }

  40% {
    transform: rotate(-15deg) scale(1.1) translate3d(0, 8px, -5px);
  }

  60% {
    transform: rotate(5deg) translate3d(5px, -8px, -80px);
  }

  90% {
    transform: rotate(-1deg) translate3d(0, 0, 0);
  }

  100% {
    transform: rotate(0);
  }
}

@keyframes wut {
  0% {
    border-radius: 50%;
    transform: skew(0) translate3d(0, 0px, 0px);
  }

  10% {
    transform: translate3d(0, -10px, 0);
  }

  50% {
    border-radius: 50%;
  }

  80% {
    border-radius: 30%;
    transform: translate3d(20, 10px, 20px);
  }

  100% {
    border-radius: 50%;
    transform: skew(0) translate3d(0, 0px, 0px);
  }
}

@keyframes wutBefore {
  0% {
    border-radius: 50%;
    transform: translate3d(0, 0px, 0px);
  }

  10% {
    transform: translate3d(-10px, 10px, 0);
  }

  70% {
    border-radius: 50%;
  }

  80% {
    border-radius: 30%;
    transform: translate3d(-20px, -10px, -20px);
  }

  100% {
    border-radius: 50%;
    transform: translate3d(0, 0px, 0px);
  }
}

.big {
  font-size: 1.5em;
}

.small {
  font-size: .7em;
}

.square {
  width: .7em;
  height: .7em;
  margin: .5em;
  display: inline-block;
}

/* Custom dropdown */
.custom-dropdown {
  position: relative;
  display: inline-block;
  vertical-align: middle;
  margin: 10px;
  /* demo only */
}

.custom-dropdown select {
  background-color: #1abc9c;
  color: #fff;
  font-size: inherit;
  padding: .5em;
  padding-right: 2.5em;
  border: 0;
  margin: 0;
  border-radius: 3px;
  text-indent: 0.01px;
  text-overflow: '';
  -webkit-appearance: button;
  /* hide default arrow in chrome OSX */
}

.custom-dropdown::before,
.custom-dropdown::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.custom-dropdown::after {
  /*  Custom dropdown arrow */
  content: "\25BC";
  height: 1em;
  font-size: .625em;
  line-height: 1;
  right: 1.2em;
  top: 50%;
  margin-top: -.5em;
}

.custom-dropdown::before {
  /*  Custom dropdown arrow cover */
  width: 2em;
  right: 0;
  top: 0;
  bottom: 0;
  border-radius: 0 3px 3px 0;
}

.custom-dropdown select[disabled] {
  color: rgba(0, 0, 0, .3);
}

.custom-dropdown select[disabled]::after {
  color: rgba(0, 0, 0, .1);
}

.custom-dropdown::before {
  background-color: rgba(0, 0, 0, .15);
}

.custom-dropdown::after {
  color: rgba(0, 0, 0, .4);
}