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