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