Element block pseudo-element :before generated with overflow hidden padding 20px width 160px box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none border 5px rgba(229,229,229,1) solid position static display block line-height 1 transform z-index auto border-radius margin 0px font-size 16px transition height auto box-sizing content-box font-weight normal background cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2)