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