Commonly used attribute values for position include "static", "relative", "absolute", "fixed" and "sticky": 1. static default value, which means no special positioning is performed; 2. relative Relative positioning means positioning relative to the position of the element in the document flow; 3. Absolute absolute positioning means positioning relative to the nearest non-static positioned ancestor element, etc.
# Operating system for this tutorial: Windows 10 system, Dell G3 computer.
In CSS, the position attribute is used to specify the positioning method of an element. Commonly used attribute values include:
- static: the default value, which means no special positioning is performed and the document flow is arranged normally.
- relative: relative positioning, indicating positioning relative to the element's position in the document flow.
- Absolute: Absolute positioning means positioning relative to the nearest non-static positioned ancestor element.
- fixed: fixed positioning, indicating positioning relative to the browser window.
- sticky: sticky positioning, which means that the element is positioned in the document flow according to the scroll position until it becomes fixed positioning after the scroll reaches a certain threshold.
When using these positioning methods, you can also adjust the position and size of the element through a series of attributes. The specific attributes include:
- top, right, bottom, left : Indicates the offset of the element relative to the anchor point. It is only applicable to relative, absolute, fixed and sticky positioning methods.
- width, height: represents the width and height of the element.
- Margin, padding, and border: represent the outer margins, inner margins, and borders of the element.
Through these attributes, the position and size of elements can be flexibly adjusted to meet different layout needs.
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