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