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