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