LOGO镜面反光动画

效果图
代码
<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8" />
    <title></title>
    <style>
      .logo-site {
        overflow: hidden;
        transition-duration: 0.5s;
        width: 200px;
        height: 60px;
        background: #eeeeee;
        text-align: center;
        vertical-align: middle;
      }

      .logo-site:before {
        content: "";
        position: absolute;
        left: -665px;
        top: -460px;
        width: 250px;
        height: 15px;
        background-color: rgba(255, 255, 255, 0.5);
        -webkit-transform: rotate(-45deg);
        -moz-transform: rotate(-45deg);
        -ms-transform: rotate(-45deg);
        transform: rotate(-45deg);
        -webkit-animation: searchLights 1s ease-in 1s infinite;
        animation: searchLights 1s ease-in 1s infinite;
      }

      @-webkit-keyframes searchLights {
        0% {
          left: -100px;
          top: 0;
        }

        to {
          left: 120px;
          top: 100px;
        }
      }

      @-moz-keyframes searchLights {
        0% {
          left: -100px;
          top: 0;
        }

        to {
          left: 120px;
          top: 100px;
        }
      }

      @keyframes searchLights {
        0% {
          left: -100px;
          top: 0;
        }

        to {
          left: 120px;
          top: 100px;
        }
      }
    </style>
  </head>
  <body>
    <div class="logo-site">
      <p>LOGO</p>
    </div>
  </body>
</html>