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