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