CSS标准网页设计

边框
边框属性列表
border border-color border-style border-width
border-top border-top-color border-top-style border-top-width
border-right border-right-color border-right-style border-right-width
border-bottom border-bottom-color border-bottom-style border-bottom-width
border-left border-left-color border-left-style

border-left-width