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