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