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