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