lex
/
classroom-instruments


			
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							<!DOCTYPE html>

<html lang="zh-CN">


<head>
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    content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, viewport-fit=cover">
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  <!-- 设置苹果工具栏颜色 -->
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  <title>音乐数字课堂</title>

  <style>
    body {
      background: #f1f5ff;
      width: 100%;
    }

    .bgImg {
      width: 23.75vw;
      height: 27.1875vw;
    }

    .btnImg {
      width: 15vw;
      position: absolute;
      left: 50%;
      margin-left: -7.5vw;
      bottom: 1.61458333vw;
      cursor: pointer;
      z-index: 100;

    }

    .imgWrap {
      width: 23.75vw;
      height: 27.1875vw;
      margin: 7.29166667vw auto 0;
      position: relative;
      z-index: 100;
    }

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      text-align: center;
      width: 26.04166667vw;
      position: absolute;
      top: 7.34375vw;
      left: 50%;
      margin-left: -15vw;
    }

    .subMsg {
      margin-top: 1.66666667vw;
      font-size: 1.14583333rem;
      line-height: 1.5625vw;
      color: #777;
    }

    .subBtn {
      width: 12.03125vw;
      height: 3.22916667vw;
      background: #198CFE;
      border-radius: 0.9375vw;
      border: none;
      font-size: 1.14583333rem;
      font-weight: 600;
      color: #FFFFFF;
      line-height: 1.5625vw;
      cursor: pointer;
      margin-top: 1.66666667vw;
      list-style: none outside none;
      text-decoration: none;
    }
  </style>
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          caches.keys().then(function (cacheNames) {
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          });
          // 尝试监听install
        }
        window.location.reload();
      }
      // let refreshing = false


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      //   let flag = caches.keys().length > 0
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          document.execCommand("Stop");
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          document.writeln(" <div class='imgWrap'><img onabort='this.src=this.src' src='https://gyt.ks3-cn-beijing.ksyuncs.com/basic/1688699993534.png' class='bgImg' alt=''><img src='https://gyt.ks3-cn-beijing.ksyuncs.com/basic/1688699779209.png'  onabort='this.src=this.src' onclick='gotoLinlk()' class='btnImg' alt=''></div>");
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