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