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