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