css

缩短布局

<ul>
  <li></li>
  <li></li>
  <li></li>
</ul>
  
<style>
ul {
  width: fit-content;
  display: flex;
  padding-top: 200px;
}
li {
  width: 30px;
  height: 30px;
  border-radius: 30px;
  list-style-type: none;
  background-color: red;
  margin-inline-end: -10px;
  transition: all 0.3s;
}
li:nth-child(1) {
  background-color: blue;
}
li:nth-child(2) {
  background-color: yellow;
}
li:nth-child(3) {
  background-color: green;
}
ul:hover {
  li {
    cursor: pointer;
    transition: all 0.3s;
    margin-inline-end: 0;
  }
}
</style>