个回答

• 流沙_0017

  2015-09-19 17:38:59

  已采纳

  <meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=no">要让视口宽度等于设备宽度才会满屏，你那样body宽还是980px,当然占不满

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