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