简单的CSS折叠列表

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html

css

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html

css

/* VARIABLES */
/* BASE STYLES */
body {
  color: #1f4e5f;
  font: 400 100%/1.4 "Lato", sans-serif;
  background-image: radial-gradient(#1f4e5f 10%, #79a8a9 100%);
  background-size: 2000px 2000px;
  background-position: center;
}

.flex {
  position: relative;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.heading {
  color: #f4f7f7;
  font-size: 1rem;
  padding-bottom: 2rem;
  text-transform: uppercase;
  opacity: 0.85;
}

/* THE LIST ITSELF */
.list {
  font-size: 1.15rem;
}
.list__item {
  position: relative;
  padding: 1.5em;
  line-height: 1;
  perspective: 150px;
  background-color: #f4f7f7;
  white-space: nowrap;
}
.list__item::before, .list__item::after {
  position: absolute;
  top: 0;
  display: block;
  height: 0;
  width: 0;
  content: "";
  border: 0 solid transparent;
}
.list__item::after {
  right: 0;
}
.list__item::before {
  left: 0;
}
.list__item:nth-child(even) {
  background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.1) 0%, transparent 100%);
}
.list__item:nth-child(even)::before, .list__item:nth-child(even)::after {
  border-top-color: #1f4e5f;
  border-top-width: 4em;
}
.list__item:nth-child(even)::before {
  border-right-width: 5px;
}
.list__item:nth-child(even)::after {
  border-left-width: 5px;
}
.list__item:nth-child(odd) {
  background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.15) 0%, rgba(0, 0, 0, 0.15) 100%);
}
.list__item:nth-child(odd)::before, .list__item:nth-child(odd)::after {
  border-bottom-color: #1f4e5f;
  border-bottom-width: 4em;
}
.list__item:nth-child(odd)::before {
  border-right-width: 5px;
}
.list__item:nth-child(odd)::after {
  border-left-width: 5px;
}
.list__item-text {
  display: inline-block;
}
.list__item:nth-child(odd) .list__item-text {
  transform: rotateX(-7deg);
}
.list__item:nth-child(even) .list__item-text {
  transform: rotateX(7deg);
}

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