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