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