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