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