lovecoding
/
VIP32


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      * {
        margin: 0;
        padding: 0;
      }
      #box {
        width: 100%;
      }
      #header,
      #nav,
      #footer {
        width: 100%;
        height: 1rem;
        font-size: 0.5rem;
        text-align: center;
        line-height: 1rem;
        font-weight: bold;
        background: #ccc;
      }
      #nav {
        margin-top: 0.3rem;
      }
      #img3 {
        display: block;
        width: 100%;
        margin-top: 0.3rem;
      }
      #img1,
      #img2 {
        display: none;
      }
      .main {
        width: 100vw;
        height: 6rem;
      }
      .sideBar {
        width: 100%;
        height: 3rem;
        background: #f00;
        margin-top: 0.2rem;
      }
      .container {
        width: 100%;
        height: 3rem;
        background: #00f;
      }
      #footer {
        margin-top: 0.2rem;
      }
      @media screen and (min-width: 480px) {
        #img1 {
          display: block;
          width: 100%;
          margin-top: 0.3rem;
        }
        #img3,
        #img2 {
          display: none;
        }
        .main {
          width: 100%;
          height: 3rem;
          display: flex;
          justify-content: space-between;
          margin-top: 0.2rem;
        }
        .sideBar {
          width: 5rem;
          height: 3rem;
          margin-top: 0;
        }
        .container {
          flex: 1;
          height: 3rem;
          margin-left: 0.2rem;
        }
      }
      @media screen and (min-width: 960px) {
        #img2 {
          display: block;
          width: 100%;
          margin-top: 0.3rem;
        }
        #img3,
        #img1 {
          display: none;
        }
        .main {
          width: 100%;
          height: 3rem;
          display: flex;
          justify-content: space-between;
          margin-top: 0.2rem;
        }
        .sideBar {
          width: 4.8rem;
          height: 3rem;
          margin-top: 0;
        }
        .container {
          flex: 1;
          height: 3rem;
          margin-left: 0.2rem;
        }
      }
    </style>
  </head>
  <body>
    <div id="box">
      <div id="header">页眉</div>
      <div id="nav">导航</div>
      <img id="img1" src="./images/1.jpg" alt="" />
      <img id="img2" src="./images/2.jpg" alt="" />
      <img id="img3" src="./images/3.jpg" alt="" />
      <div class="main">
        <div class="sideBar"></div>
        <div class="container"></div>
      </div>
      <div id="footer">页尾</div>
    </div>
    <script src="./rem.js"></script>
  </body>
</html>