The CSS z-index property is used to control the stacking order of the positioned elements. For example, div.green { position: absolute; z-index: 3; } div.orange { position: absolute; z-index: 5; } Browser Output Here, the div with the higher z-index value stacks on top of the ...
The z-index CSS property specifies the stack order of an element. This means that it determines which elements overlap and which ones are displayed on top. z-index only works on positioned elements (elements with a position value other than static). The higher the z-index value, the higher...
The z-index property specifies the stack order of an element. Only works on positioned elements(position: absolute;, position: relative; or position: fixed;). A B C 默认值规则 如果所有节点都定义了 position:relative. z-index 为 0 的节点与没有定义 z-index 在同一层级内没有高低之分; 但 z...
Windows Internet Explorer 8 and later. When you access a property that has not been explicitly set, Internet Explorer returns the default value of the property. The default value of theIHTMLCSSStyleDeclaration::zIndexproperty for thecurrentStyleobject depends on thedocument compatibility modeused to...
While the IHTMLStyle::zIndex property normally only applies to objects that have the IHTMLStyle::position property not set to static, the IHTMLStyle::zIndex property applies to Grid items even when the IHTMLStyle::position property is set to static....
Windows Internet Explorer 8 and later. When you access a property that has not been explicitly set, Internet Explorer returns the default value of the property. The default value of theIHTMLCurrentStyle::zIndexproperty for thecurrentStyleobject depends on thedocument compatibility modeused to display...
W3C 对 z-index 属性的描述中提到 在 z-index 属性仅在节点的 position 属性为 relative, absolute 或者 fixed 时生效. The z-index property specifies the stack order of an element. Only works on positioned elements(position: absolute;, position: relative; or position: fixed;). ...
Thez-indexproperty specifies the stack order of an element (which element should be placed in front of, or behind, the others). An element can have a positive or negative stack order: This is a heading Because the image has a z-index of -1, it will be placed behind the text. ...
return this._parent._children.indexOf(this); } else { return 0; } }, 函数:cc._BaseNode.prototype.setSiblingIndex 代码语言:txt AI代码解释 setSiblingIndex(index) { if (!this._parent) { return; } if (this._parent._objFlags & Deactivating) { ...
Stacking contexts in CSS are a complex topic. This article aims to explain everything you need to know about z-index so that you can use this special type of property confidently and effectively.