Second learning of CSS
最近从其他地方复习了一次CSS,发现之前有很多属性没有看到 background 1.background-color :背景颜色 2.background-image:url() :背景图片 3.background-repeat :背景重复 no-repaeat 不重复 repeat 重复 repeat-x 水平重复 repeat-y 垂直重复 4.background-position :背景定位 关键字:top,bottom,right,left,center. 长度值:px,cm 百分比 5.background-attachment 背景关联 fixed:防止背景滚动 scroll :背景随文档滚动 文本 1.text-indent 缩进 eg:p{text-indent:5em;}首行缩进 使用负值可以使用“悬挂缩进” 2.text-align 水平对齐 right,left,center justify 两端文本对齐,使用时要注意 3.word-spacing 字间距 正负值 normal=0 4.text-transform 字符转换 none uppercase:转化为全大写 lowercase :转化为全小写 capitalize :每个单词首字母大写 5.text-decoraction:文本underline装饰 none :去掉下划线 underline:下划线 overline:上划线 line-through:贯穿线 blink :文本闪烁 6.white-space 处理空白符 值空白符换行符自动换行 pre-line 合并 保留 允许 normal 合并 忽略 允许 nowrap 合并 忽略 不允许 pre 保留 保留 不允许 pre-wrap 保留 保留 允许 链接 1.样式状态 a:link-普通,未被访问的 a:visited-用户已被访问的链接 a:hover-鼠标位于链接上方 a:active-正在被点击的 这是伪类,不能使用选择器,不能当属性用
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