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[网页设计]css基本知识框架图


css基本知识框架:(一:基本知识缩影。二基本知识框架图)

1.css样式表的基本概念

2.样式表基本类型-----1.内嵌样式 2.内联样式3.链入外部样式表4.导入外部?式

3.样式表配置方法

4.字体属性----1.font-family

                    2.font-size(四种尺寸方式:绝对尺寸(xx-small。。。medium。。xx-large7种),相对(larger,smaller,em),px,%)

                    3.font-weight(6种方式,normal(400),bold(700),bolder,lighter,100.。。900,inherit)

                    4.font-style(3种normal,italic,oblique)

                    5.font-variant(normal,small-caps,inhert)

                    6.font

5.文本属性----1.text-align(5种属性justify,inherit) 2.letter-spacing  3.color(3种颜色特性)

6.背景颜色以及图像设置

                   1.background-color

                   2.background-image

                   3.background-repeat(5种repeat,repeat-x,repeat-y,norepeat,inherit)

                   3.background-attachment(3种fixed,scroll,inherit)

                   4.background-position(3种方式)

                   5.background-size

                   6.background-origin(从何处开始显示背景图片3种padding-box,border-box,content-box)

                   7.background-clip(裁剪padding-box,border-box,center-box,text)

7.边框

                   1.border-width(5种border,border-left-width(left,right,bottom))

                   2.border-style(border-(top|left|right|bottom)-style四种之下各有9种相同样式///none/dotted/dashed/solid/double/groove/ridge/inset/outset)

                   3.border-color

                   4.border-imge(5种,border-image-source|slice|width|outset|repeace|)

8.设置边距(margin(margin-left,,)padding)

9。网页超链接设置

                   1.网页链接属性(4种链接方式)

                   2.添加滚动条属性overflow(overflow-x,overflow-y)每一种分四种1.visible(显示所有文段,没有滚动条)2.auto(?超容时显示滚动条)3.hidden(隐藏滚动条)4.scroll(总是显示滚动条)

                   3.设置光标属性(cursor:hand|crosshair|text|wait沙漏|help|move|e-resize|ne-resize |nw-resize|s-resize|url(‘#’))

10.css区域以及定位

                   1.position的理解(相对定位和绝对定位)

                   2.z-index层叠顺序

                   3.float浮动属性                   

                   4.clear清除属性                   

                   5.clip 是css的剪刀手                   

                   6.overflow超出范围(5种visible(超出部分溢出)hidden,auto溢出则显示否则,inherit)                

                   7.visibility(4种visible,hidden,collapse,inherit)