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