--- layout: docs title: Borders description: Use border utilities to quickly style the border and border-radius of an element. Great for images, buttons, or any other element. group: utilities toc: true --- ## Border Use border utilities to add or remove an element's borders. Choose from all borders or one at a time. ### Additive {{< example class="bd-example-border-utils" >}} {{< /example >}} ### Subtractive {{< example class="bd-example-border-utils bd-example-border-utils-0" >}} {{< /example >}} ## Border color Change the border color using utilities built on our theme colors. {{< example class="bd-example-border-utils" >}} {{< border.inline >}} {{- range (index $.Site.Data "theme-colors") }} {{- end -}} {{< /border.inline >}} {{< /example >}} ## Border-width {{< example class="bd-example-border-utils" >}} {{< /example >}} ## Border-radius Add classes to an element to easily round its corners. {{< example class="bd-example-rounded-utils" >}} {{< placeholder width="75" height="75" class="rounded" title="Example rounded image" >}} {{< placeholder width="75" height="75" class="rounded-top" title="Example top rounded image" >}} {{< placeholder width="75" height="75" class="rounded-end" title="Example right rounded image" >}} {{< placeholder width="75" height="75" class="rounded-bottom" title="Example bottom rounded image" >}} {{< placeholder width="75" height="75" class="rounded-start" title="Example left rounded image" >}} {{< placeholder width="75" height="75" class="rounded-circle" title="Completely round image" >}} {{< placeholder width="150" height="75" class="rounded-pill" title="Rounded pill image" >}} {{< /example >}} ### Sizes Use the scaling classes for larger or smaller rounded corners. Sizes range from `0` to `3`, and can be configured by modifying the utilities API. {{< example class="bd-example-rounded-utils" >}} {{< placeholder width="75" height="75" class="rounded-0" title="Example non-rounded image" >}} {{< placeholder width="75" height="75" class="rounded-1" title="Example small rounded image" >}} {{< placeholder width="75" height="75" class="rounded-2" title="Example default rounded image" >}} {{< placeholder width="75" height="75" class="rounded-3" title="Example large rounded image" >}} {{< /example >}}