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