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