详解八种方法实现CSS页面底部固定css实现背景渐变与底部固定的蓝天白云示例div footer标签css实现位于页面底部固定

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 .dui-container{ position: relative; min-height: 100%; } main { padding-bottom: 100px; } header, footer{ line-height: 100px; height: 100px; } footer{ width: 100%; position: absolute; bottom: 0 } 

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 html, body { height: 100%; } main { min-height: 100%; padding-top: 100px; padding-bottom: 100px; margin-top: -100px; margin-bottom: -100px; } header, footer{ line-height: 100px; height: 100px; } 

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 main { min-height: 100%; padding-top: 100px; padding-bottom: 100px; } header, footer{ line-height: 100px; height: 100px; } header{ margin-bottom: -100px; } footer{ margin-top: -100px; } 

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 body{ display: flex; min-height: 100vh; flex-direction: column; } header,footer{ line-height: 100px; height: 100px; } footer{ margin-top: auto; } 

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 main{ min-height: calc(100vh - 200px); /* 这个200px是header和footer的高度 */ } header,footer{ height: 100px; line-height: 100px; } 

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 body{ display: flex; min-height: 100vh; flex-direction: column; } main{ flex: 1 } 

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 html { height: 100%; } body { min-height: 100%; display: grid; grid-template-rows: auto 1fr auto; } .footer { grid-row-start: 3; grid-row-end: 4; } 

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 body { min-height: 100%; display: table; width: 100%; } main { display: table-row; height: 100%; }