Element block pseudo-element :after generated with border-radius background position static margin 0px padding 20px width 160px box-sizing content-box height auto transition box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none transform display block overflow hidden line-height 1 border 0px rgba(0,0,0,1) solid cursor default font-size 16px text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto font-weight normal