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