html * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: sans-serif;
}
body {
  background-color: #262626;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

i {
  position: relative;
  display: block;
  width: 800px;
  height: 500px;
  overflow: hidden;
  border-radius: 5px;
}

i:before, i:after {
  content: '<<';
  position: absolute;
  top: 50%;
  left: 1rem;
  z-index: 2;
  width: 2rem;
  height: 2rem;
  background: dodgerblue;
  color: white;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  pointer-events: none;
}

i:after {
  content: '>>';
  left: auto;
  right: 1rem;
}

/* I haven't found a way for IE and Edge to let me style inputs that way */
input {
  appearance: none;
  -ms-appearance: none;
  -webkit-appearance: none;
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 5px;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  transform: translateX(100%);
  transition: transform ease-in-out 400ms;
  z-index: 1;
}

input:focus {
  outline: none;
}


input:after {
  content: attr(title);
  position: absolute;
  top: 1rem;
  left: 1rem;
  background-color: rgba(0,0,0,0.4);
  color: white;
  padding: .5rem;
  font-size: 1rem;
  border-radius: 5px;
}

input:not(checked):before {
  content: '';
  position: absolute;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  top: 50%;
  left: calc(-100% + 1rem);
}

input:checked:before {
  display: none;
  left: 1rem;
}

input:checked {
  transform: translateX(0);
  pointer-event: none;
  z-index: 0;
  box-shadow: -5px 10px 20px -15px rgba(0,0,0,1);
}

input:checked + input:before {
  left: -3rem;
}

input:checked + input ~ input:before {
  display: none;
}