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CSS 参考手册

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CSS 属性

align-contentalign-itemsalign-selfallanimationanimation-delayanimation-directionanimation-durationanimation-fill-modeanimation-iteration-countanimation-nameanimation-play-stateanimation-timing-functionbackface-visibilitybackgroundbackground-attachmentbackground-blend-modebackground-clipbackground-colorbackground-imagebackground-originbackground-positionbackground-repeatbackground-sizeborderborder-bottomborder-bottom-colorborder-bottom-left-radiusborder-bottom-right-radiusborder-bottom-styleborder-bottom-widthborder-collapseborder-colorborder-imageborder-image-outsetborder-image-repeatborder-image-sliceborder-image-sourceborder-image-widthborder-leftborder-left-colorborder-left-styleborder-left-widthborder-radiusborder-rightborder-right-colorborder-right-styleborder-right-widthborder-spacingborder-styleborder-topborder-top-colorborder-top-left-radiusborder-top-right-radiusborder-top-styleborder-top-widthborder-widthbottombox-decoration-breakbox-shadowbox-sizingbreak-afterbreak-beforebreak-insidecaption-sidecaret-color@charsetclearclipclip-pathcolorcolumn-countcolumn-fillcolumn-gapcolumn-rulecolumn-rule-colorcolumn-rule-stylecolumn-rule-widthcolumn-spancolumn-widthcolumnscontentcounter-incrementcounter-resetcursordirectiondisplayempty-cellsfilterflexflex-basisflex-directionflex-flowflex-growflex-shrinkflex-wrapfloatfont@font-facefont-familyfont-feature-settingsfont-kerningfont-sizefont-size-adjustfont-stretchfont-stylefont-variantfont-weightgridgrid-areagrid-auto-columnsgrid-auto-flowgrid-auto-rowsgrid-columngrid-column-endgrid-column-gapgrid-column-startgrid-gapgrid-rowgrid-row-endgrid-row-gapgrid-row-startgrid-templategrid-template-areasgrid-template-columnsgrid-template-rowshanging-punctuationheighthyphens@importisolationjustify-content@keyframesleftletter-spacingline-heightlist-stylelist-style-imagelist-style-positionlist-style-typemarginmargin-bottommargin-leftmargin-rightmargin-topmax-heightmax-width@mediamin-heightmin-widthmix-blend-modeobject-fitobject-positionopacityorderoutlineoutline-coloroutline-offsetoutline-styleoutline-widthoverflowoverflow-xoverflow-ypaddingpadding-bottompadding-leftpadding-rightpadding-toppage-break-afterpage-break-beforepage-break-insideperspectiveperspective-originpointer-eventspositionquotesresizerightscroll-behaviortab-sizetable-layouttext-aligntext-align-lasttext-decorationtext-decoration-colortext-decoration-linetext-decoration-styletext-indenttext-justifytext-overflowtext-shadowtext-transformtoptransformtransform-origintransform-styletransitiontransition-delaytransition-durationtransition-propertytransition-timing-functionunicode-bidiuser-selectvertical-alignvisibilitywhite-spacewidthword-breakword-spacingword-wrapwriting-modez-index


CSS outline-offset 属性



实例

设置位于边框边缘之外15像素处,4像素实心红色轮廓:

div {
  outline: 4px solid red;
  outline-offset: 15px;
}
亲自试一试 »

定义和用法

outline-offset 属性在轮廓和元素的边或边框之间添加空间。

元素与其轮廓之间的空间是透明的。

轮廓与边框有三点不同:

  • 轮廓是在边界边缘外围绕元素绘制的线
  • 轮廓不占空间
  • 轮廓可以是非矩形的
默认值: 0
继承性: no
支持动画: yes, 请参阅单独的属性. 阅读有关动画的信息 测试一下
版本: CSS3
JavaScript 语法: object.style.outlineOffset="15px" 测试一下

浏览器支持

表中的数字表示支持该属性的第一个浏览器版本。

属性
outline-offset 4.0 15.0 3.5 3.1 10.5

语法

outline-offset: length|initial|inherit;

属性值

描述
length 轮廓从边界边缘开始的距离。默认值为0
initial 将此属性设置为其默认值。请参阅 initial
inherit 从其父元素继承此属性。请参阅 inherit

相关页面

CSS 教程: CSS 用户界面

HTML DOM 参考手册: outlineOffset 属性