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center vertically horizontally

高洛峰
高洛峰Original
2016-10-09 13:46:211563browse

Vertical and horizontal centering


center vertically horizontally

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  1. Vertical and horizontal centering

    center vertically horizontally

Analysis: parent element relative child element absolute, child element sets width and height, top and left settings is 50%, margin-top and margin-left are set to half the height and width multiplied by -1.

2. Horizontal centering:

Method 1: margin: 0 auto;

center vertically horizontally

Method 2:

center vertically horizontally

Analysis: parent element relative, child element absolute, child element set width, left: 50%; margin-left: half of the width multiplied by -1;

3. Vertical centering:

center vertically horizontally

Analysis: parent element relative, child element absolute, child element set height, top: 50%; margin-top: half the width multiplied by -1;

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