How css sets the width of hr

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In css, you can use the width attribute to set the width of the hr, which is used to set the width of the element, simply by setting the "hr {width: width value + unit;}" style to the hr element.

The operating environment of this tutorial: windows7 system, CSS3&&HTML5 version, Dell G3 computer.

The width of the horizontal line set by the label in HTML is full screen by default.

Sometimes we don't need the hr width to fill the full screen. How can we modify the hr width? We can use the css width property to set the width of the hr.

The width property sets the width of the element. This attribute defines the width of the content area of the element, and you can increase the inner margin, border, and outer margin outside the content area.

Example:

Hr {width: 100px;}

Effect picture:

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