Element block pseudo-element :before generated with border-radius transform margin auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) position static background overflow hidden font-weight normal width 100% height 100% font-size 16px display block padding auto box-sizing content-box line-height 1 cursor default z-index auto float none border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition