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