Hairline is a class that adds 1px border around the images by using the border class. With the release of 1.x, hairlines revised the working with :after and :before pseudo elements instead of using CSS borders.
Hairlines contains the following rules −
:after − This pseudo element is used for bottom and right hairlines.
:before − This pseudo element is used for top and left hairlines.
The following code snippet shows the use of :after element.
.navbar:after { background-color: red; }
The following code snippet removes the bottom hairline toolbar −
.navbar:after { display:none; } .toolbar:before { display:none; }
The hairline will be removed by using no-border class and it is supported on Navbar, toolbar, card and its elements.
The following code is used to remove hairline from navbar −
<div class = "navbar no-border"> ... </div>