What are the values of position attribute in css
The position attribute specifies the positioning method of the element, including the following values: static: the normal position of the element in the document flow relative: moved relative to the original position, without affecting other elements absolute: removed from the document flow, according to the parent element Or body positioning fixed: fixed in the viewport, maintain position when scrolling sticky: fixed in the viewport or container after reaching the threshold
in CSS position attribute value
The position attribute is used to specify how an element is positioned within a parent element or page. It has the following possible values:
1. static (default value) The
- element is located at its normal position in the document flow.
2. relative
- The element moves relative to its original position without affecting the position of other elements.
3. The absolute
- element is removed from the document flow and is based on its parent element or
<body>Element (if no parent element is specified) positioning.
4. fixed
- The element is fixed to the viewport and remains in the same position when the page is scrolled.
5. sticky
- #The element is fixed in the viewport or container after reaching the specified threshold.
Usage examples:
/* 将元素向右移动 50px */
.element {
position: relative;
left: 50px;
}
/* 将元素从页面顶部 100px 处开始定位 */
.element {
position: absolute;
top: 100px;
}
/* 将元素固定在视口右侧 */
.element {
position: fixed;
right: 0;
}Guidelines for choosing appropriate position values:
- If the element To be in the normal position of the document flow, use
static. - If you need to move an element relative to its original position, use
relative. - If you need to remove elements from the document flow, use
absoluteorfixed. - If you need to keep an element in the viewport while scrolling, use
sticky.
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