Element block pseudo-element :after generated with box-sizing content-box margin 0px transition overflow visible font-size 16px border-radius transform position static background border 0px rgba(0,0,0,1) solid font-weight normal box-shadow 1px 1px 0px rgba(0,0,0,0.5) width auto height auto line-height 1 cursor default z-index auto padding 0px opacity 1 display block float none text-shadow