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This article mainly explains the "css how to set the top frame does not show", the article explains the content is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in-depth, together to study and learn "css how to set the upper frame does not show" it!

In css, the upper border can be set by the "border-top" attribute not to be displayed. This attribute is used to set the width, style, and color of the border on the element. When the value of the attribute is set to 0, none or transparent, the upper border will not be displayed. The syntax is "element {border-top: attribute value;}".

The operating environment of this tutorial: windows10 system, CSS3&&HTML5 version, Dell G3 computer.

How to set the top border of css without displaying it?

The border-top abbreviation property sets all the properties of the upper border into a declaration

You can set the following properties in order: border-top-width, border-top-style, and border-top-color.

If you do not set one of these values, there will be no problem, such as border-top:solid # ff0000; is also allowed.

Border-top-width specifies the width of the top border.

Border-top-style specifies the style of the top border.

Border-top-color specifies the color of the top border.

Examples are as follows:

P {border-style:solid;border-top:none;}

There is no upper border in this paragraph

Output result:

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