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