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