.img-fluid{max-width:100%;height:auto}.img-cover{width:100%;height:100%;object-fit:cover}.img-contain{width:100%;height:100%;object-fit:contain}.img-rounded{border-radius:var(--img-border-radius)}.img-thumbnail{padding:var(--img-thumbnail-padding);background-color:var(--img-thumbnail-background-color);border:var(--img-thumbnail-border-width) var(--img-thumbnail-border-style) var(--img-thumbnail-border-color);border-radius:var(--img-thumbnail-border-radius)}