Element block pseudo-element :before generated with background float none display block margin 0px box-sizing content-box border 2px rgba(0,0,0,1) solid z-index auto border-radius font-weight normal padding 20px width 160px cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition overflow hidden line-height 1 height auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px transform position static