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