CSS实现的鼠标悬停触发显示隐藏DIV元素

使用方法

body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background-color: #eee;
  font-family: "Roboto", sans-serif;
  background: #dfe4ea;
}
body .container {
  width: 300px;
  font-size: 1.2em;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 6px 6px 24px rgba(0, 0, 0, 0.1);
  cursor: pointer;
}
body .container .box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  height: 80px;
  padding: 0px 20px;
  transition: all 0.3s;
  color: white;
}
body .container .box.box1 {
  background-color: #7986CB;
}
body .container .box.box2 {
  background-color: #FF8A65;
}
body .container .box.box3 {
  background-color: #F06292;
}
body .container .box.box4 {
  background-color: #4DB6AC;
}
body .container .box .name {
  order: -1;
}
body .container .box .name h4, body .container .box .name h5 {
  font-weight: 300;
}
body .container .box .name h5 {
  font-size: 0em;
  line-height: 1.5;
}
body .container .box:before {
  content: "";
  height: 0px;
  width: 0px;
  border: 2px solid white;
  border-radius: 50%;
  margin-right: -50%;
  background-color: white;
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}
body .container .box.box1:before, body .container .box.box3:before {
  background-image: url("../img/011-girl.png");
}
body .container .box.box2:before, body .container .box.box4:before {
  background-image: url("../img/163807.png");
}
body .container .box:hover:before {
  content: "";
  height: 50px;
  width: 50px;
  border-radius: 50%;
  margin-right: 0%;
  transition: all 0.4s;
}
body .container .box:hover {
  height: 120px;
  transition: all 0.3s;
}
body .container .box:hover .name h5 {
  font-size: 0.7em;
  transition: all 0.6s;
}