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