Bootstrap containers are content holders that are used to align, add margins and padding to your content. Bootstrap has three different container classes, namely:
Width of a container varies in accordance with its class. We can create a full width container in Bootstrap5 using “.container-fluid” class. It sets the container width equal to 100% in all screen sizes. This means the container spans the entire width of the viewport.
<div class= ".container-fluid"> ... </div>