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