.slider {
  height: 580px;
  position: relative;
  overflow: hidden;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row nowrap;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-align: end;
  -webkit-align-items: flex-end;
      -ms-flex-align: end;
          align-items: flex-end;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.slider__nav {
  width: 50px;
  height: 6px;
  margin: 12px;
  /* border-radius: 50%; */
  z-index: 10;
  outline: 6px solid #ccc;
  outline-offset: -3px;
  box-shadow: 0 0 0 0 #333, 0 0 0 0 rgba(51, 51, 51, 0);
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.slider__nav:checked {
  -webkit-animation: check 0.4s linear forwards;
          animation: check 0.4s linear forwards;
}
.slider__nav:checked:nth-of-type(1) ~ .slider__inner {
  left: 0%;
}
.slider__nav:checked:nth-of-type(2) ~ .slider__inner {
  left: -100%;
}
.slider__nav:checked:nth-of-type(3) ~ .slider__inner {
  left: -200%;
}
.slider__nav:checked:nth-of-type(4) ~ .slider__inner {
  left: -300%;
}
.slider__inner {
  position: absolute;
  top: 0;
  left: 0;
  width: 200%;
  /* height: 100%; */
  -webkit-transition: left 0.4s;
  transition: left 0.4s;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row nowrap;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
}
.slider__contents {
  height: 100%;
  padding: 0 5px;
  /* text-align: center; */
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-flex: 1;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
  -webkit-flex-flow: column nowrap;
      -ms-flex-flow: column nowrap;
          flex-flow: column nowrap;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}
/* .slider__image {
  font-size: 2.7rem;
      color: #2196F3;
}
.slider__caption {
  font-weight: 500;
  margin: 2rem 0 1rem;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.1);
  text-transform: uppercase;
}
.slider__txt {
  color: #999;
  margin-bottom: 3rem;
  max-width: 300px;
} */

@-webkit-keyframes check {
  50% {
    outline-color: #333;
    box-shadow: 0 0 0 12px #333, 0 0 0 36px rgba(51, 51, 51, 0.2);
  }
  100% {
    outline-color: #333;
    box-shadow: 0 0 0 0 #333, 0 0 0 0 rgba(51, 51, 51, 0);
  }
}

@keyframes check {
  50% {
    outline-color: #333;
    box-shadow: 0 0 0 12px #333, 0 0 0 36px rgba(51, 51, 51, 0.2);
  }
  100% {
    outline-color: #333;
    box-shadow: 0 0 0 0 #333, 0 0 0 0 rgba(51, 51, 51, 0);
  }
}