仅使用HTML和CSS实现的标签云效果 Fants

<template>
  <div>
    <ul class="cloud" role="navigation" aria-label="Webdev tag cloud ">
      <li><a data-weight="4" href="/tag/http">HTTP</a></li>
      <li><a data-weight="2" href="/tag/ember">Ember</a></li>
      <li><a data-weight="5" href="/tag/sass">Sass</a></li>
      <li><a data-weight="8" href="/tag/html">HTML</a></li>
      <li><a data-weight="6" href="/tag/flexbox">FlexBox</a></li>
      <li><a data-weight="4" href="/tag/api">API</a></li>
      <li><a data-weight="5" href="/tag/vuejs">VueJS</a></li>
      <li><a data-weight="6" href="/tag/grid">Grid</a></li>
      <li><a data-weight="3" href="/tag/rest">Rest</a></li>
      <li><a data-weight="9" href="/tag/javascript">JavaScript</a></li>
      <li><a data-weight="3" href="/tag/animation">Animation</a></li>
      <li><a data-weight="7" href="/tag/react">React</a></li>
      <li><a data-weight="8" href="/tag/css">CSS</a></li>
      <li><a data-weight="1" href="/tag/cache">Cache</a></li>
      <li><a data-weight="3" href="/tag/less">Less</a></li>
    </ul>
  </div>
</template>

<script>
export default {
  name: '',
  components: {},
  mixins: [],
  props: {},
  data() {
    return {};
  },
  watch: {},
  computed: {},
  created() {},
  mounted() {},
  destroyed() {},
  methods: {}
};
</script>
<style lang="less" scoped>
ul {
   400px;
}
ul.cloud {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  line-height: 2.5rem;
}
ul.cloud a {
  //color: #a33;
  display: block;
  font-size: 1.5rem;
  padding: 0.125rem 0.25rem;
  text-decoration: none;
  position: relative;
}
ul.cloud a[data-weight='1'] {
  --size: 1;
}
ul.cloud a[data-weight='2'] {
  --size: 2;
}
ul.cloud a[data-weight='3'] {
  --size: 3;
}
ul.cloud a[data-weight='4'] {
  --size: 4;
}
ul.cloud a[data-weight='5'] {
  --size: 5;
}
ul.cloud a[data-weight='6'] {
  --size: 6;
}
ul.cloud a[data-weight='7'] {
  --size: 7;
}
ul.cloud a[data-weight='8'] {
  --size: 8;
}
ul.cloud a[data-weight='9'] {
  --size: 9;
}

ul.cloud a {
  --size: 4;
  font-size: calc(var(--size) * 0.25rem + 0.5rem);
  /* ... */
}
ul.cloud[data-show-value] a::after {
  content: ' (' attr(data-weight) ')';
  font-size: 1rem;
}
ul.cloud li:nth-child(2n + 1) a {
  color: #181;
}
ul.cloud li:nth-child(3n + 1) a {
  color: #33a;
}
ul.cloud li:nth-child(4n + 1) a {
  color: orange;
}
ul.cloud a:focus {
  outline: 1px dashed;
}
ul.cloud a::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
   0;
  height: 100%;
  background: var(--color);
  transform: translate(-50%, 0);
  opacity: 0.15;
  transition: width 0.25s;
}

ul.cloud a:focus::before,
ul.cloud a:hover::before {
   100%;
}
</style>

参考

https://www.jianshu.com/p/8841eb5b13c7