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