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