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