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