纯css标题样式

<a class="link link--kukuri" href="#" data-letters="标题文本">标题文本</a>
//data-letters是移入显示的文本
.link {
      outline: none;
      text-decoration: none;
      position: relative;
      font-size: 20px;
      color: #000000;
      display: inline-block;
    }
    .link--kukuri {
      text-transform: uppercase;
      font-weight: 900;
      overflow: hidden;
      color: #000000;
    }
    .link--kukuri:hover {
      color: #b2b0a9;
    }
    .link--kukuri::after {
      content: "";
      position: absolute;
      height: 16px;
      width: 100%;
      top: 50%;
      margin-top: -8px;
      right: 0;
      background: #f9f9f9;
      transform: translate3d(-100%, 0, 0);
      transition: transform 0.4s;
      transition-timing-function: cubic-bezier(0.7, 0, 0.3, 1);
    }
    .link--kukuri:hover::after {
      transform: translate3d(100%, 0, 0);
    }
    .link--kukuri::before {
      content: attr(data-letters);
      position: absolute;
      z-index: 2;
      overflow: hidden;
      color: #424242;
      white-space: nowrap;
      width: 0%;
      transition: width 0.4s 0.3s;
    }
    .link--kukuri:hover::before {
      width: 100%;
    }