html,
body {
  height: 100%;
  margin: 0;
}

body {
  background: #00a5f7;
  display: -ms-flexbox;
  display: box;
  display: flex;
  -o-box-orient: vertical;
  flex-direction: column;
  -o-box-pack: center;
  justify-content: center;
  -o-box-align: center;
  align-items: center;
}

.container {
  width: 300px;
  height: 200px;
  position: relative;
  -ms-perspective: 800px;
  perspective: 800px;
  border-radius: 4px;
}

.card {
  width: 100%;
  height: 100%;
  position: absolute;
  text-align: center;
  border-radius: 6px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.15);
  cursor: pointer;
}

ul{
    list-style-type:none;
    padding-inline-start: 0px;
}