Element block pseudo-element :before generated with border-radius display block transition cursor default opacity 1 width 80% background float none outline none font-weight bold padding 20px font-size 16px border 1px rgba(255,255,255,1) solid transform position static height auto overflow hidden box-sizing content-box line-height 1 margin auto z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.91) box-shadow 1px 0px 1px rgba(0,0,0,0.3)