How to clear position in css: 1. Use the static attribute, which can be set to static to clear the position attribute; 2. Use the inherit attribute to clear the position attribute of the element and inherit the position attribute of the parent element; 3. Use the unset attribute to restore the attribute to its default value and clear the position attribute of the element; 4. Use the !important rule to override other style rules and clear the position attribute, etc.
# Operating system for this tutorial: Windows 10 system, Dell G3 computer.
CSS (Cascading Style Sheets) is a language used to describe the style and layout of web pages. In CSS, the position property is used to control how an element is positioned. Sometimes, we may need to clear the position attribute of an element so that it can be laid out according to the normal document flow. This article will introduce several methods to clear the position attribute of an element.
1. Use the static attribute
In CSS, the position attribute has five possible values: static, relative, absolute, fixed and sticky. Among them, static is the default value, which means that the elements are laid out according to the normal document flow. If an element has another position value set, we can set it to static to clear the position attribute.
For example, we have an element with a position attribute:
<div class="box" style="position: absolute;"></div>
To clear the position attribute of this element, you can set it to static:
<div class="box" style="position: static;"></div>
2. Use inherit Attribute
inherit attribute is used to inherit the attribute value of the parent element. If an element's position property is set to inherit, it will inherit the value of its parent element's position property. By setting the position property to inherit, we clear the element's position property and inherit the parent element's position property.
For example, we have a parent element with a position attribute:
<div class="parent" style="position: relative;"> <div class="child" style="position: absolute;"></div> </div>
To clear the position attribute of the child element and inherit the position attribute of the parent element, you can set the position attribute of the child element to inherit:
<div class="parent" style="position: relative;"> <div class="child" style="position: inherit;"></div> </div>
3. Use the unset attribute
CSS3 introduces the unset attribute, which is used to reset properties to their initial values. If an element's position property is set to unset, it will revert to its default value, which is static. We can clear the position property of an element by setting the position property to unset.
For example, we have an element with a position attribute:
<div class="box" style="position: fixed;"></div>
To clear the position attribute of this element, you can set it to unset:
<div class="box" style="position: unset;"></div>
4. Use! important rule
!important is a rule in CSS that is used to increase the priority of styles. By adding !important to a style rule, you can override other style rules. If an element's position property is set to !important, it overrides other style rules and clears the position property.
For example, we have an element with a position attribute:
<div class="box" style="position: relative !important;"></div>
To clear the position attribute of this element, you can set it to !important:
<div class="box" style="position: static !important;"></div>
Summary:
There are many ways to clear the position attribute of an element, including using static attributes, inherit attributes, unset attributes and !important rules. According to the specific needs and situations, choose the appropriate method to clear the position attribute of the element. These methods can help us better control the layout and positioning of elements and improve the maintainability and scalability of web pages
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