CSS border-left-width property
Description of property definition and use
The border-left-width property sets the width of the left box of the element.
It only works if the border style is not none. I f the border style is none, the border width is actually reset to 0. A negative length value is not allowed to be specified.
Note: Always declare the border-style property before the border-left-width property. An element can only change the width of its border after it is obtained.
Default: | medium |
---|---|
Inheritance: | no |
Version: | CSS1 |
JavaScript syntax: | object .style.borderLeftWidth="thick" |
Browser support
The numbers in the table support the first browser version number of the property.
Attributes | |||||
---|---|---|---|---|---|
border-left-width | 1.0 | 4.0 | 1.0 | 1.0 | 3.5 |
The property value
Value | Describe |
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thin | Define the thin left box. |
medium | The default. Define a medium left box. |
thick | Define the thick left box. |
length | Allows you to customize the width of the left box. |
inherit | Specifies that the border width should be inherited from the parent element. |
Related articles
CSS tutorial: CSS Border
CSS Reference Manual: Border-left Properties