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