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