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