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