Element block pseudo-element :after generated with margin 0px font-size 16px cursor default border-radius transform position static line-height 1 height auto padding 20px font-weight normal border 1px rgba(255,255,255,1) solid width 160px box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto overflow hidden display block float none text-shadow transition box-sizing content-box background