CSS border-top-width Property







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CSS border-top-width Property



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Example


Set a width for the top border:



div {border-top-width: thin;}

Try it Yourself »


More "Try it Yourself" examples below.




Definition and Usage


The border-top-width property sets the width of an element's top border.



Note: Always declare the border-style or the
border-top-style property before the border-top-width
property. An element must have borders before you can change the width.
























Default value: medium
Inherited: no
Animatable: yes. Read about animatable
Try it
Version: CSS1
JavaScript syntax: object.style.borderTopWidth="5px"
Try it




Browser Support


The numbers in the table specify the first browser version that fully supports the property.




















Property
border-top-width 1.0 4.0 1.0 1.0 3.5









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CSS Syntax



border-top-width: medium|thin|thick|length|initial|inherit;



Property Values








































Value Description Play it
medium Specifies a medium top border. This is default Play it »
thin Specifies a thin top border Play it »
thick Specifies a thick top border Play it »
length Allows you to define the thickness of the top border. Read about length units
Play it »
initial Sets this property to its default value. Read about initial
Play it »
inherit Inherits this property from its parent element. Read about inherit




More Examples




Example


Set the width of the top border to medium:



div {border-top-width: medium;}

Try it Yourself »



Example


Set the width of the top border to thick:



div {border-top-width: thick;}

Try it Yourself »



Example


Set the width of the top border to 1px:



div {border-top-width: 1px;}

Try it Yourself »



Example


Set the width of the top border to 15px:



div {border-top-width: 15px;}

Try it Yourself »




Related Pages


CSS tutorial: CSS Border


CSS reference: border-top property


HTML DOM reference:
borderTopWidth property





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