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