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Before the advent of CSS3, the effect of rounded corners could be achieved through pictures or margin attributes. The traditional rounded corner generation scheme required multiple pictures as background patterns. After the emergence of CSS3, there is no need to waste time creating multiple images, which greatly reduces the workload, improves the performance of web pages, improves page loading speed, and increases visual reliability. Now that we have said that rounded corners in CSS3 have so many advantages, let’s summarize how to use CSS3 rounded corners and rounded borders. You can first study the CSS3 rounded corner introduction chapter course in the "Quickly Fun with CSS3 Tutorial" CSS3 rounded corners and rounded border usage related knowledge 1. CSS3 rounded corner introduction and application skills adaptive ellipse and rounded corner construction, constructing circles on CSS The shape only needs to set the border-radius attribute value to half the side length. Here we give a comprehensive introduction to the properties of border-radius. border-radius is an abbreviated property, and its expansion formula is border-top-left-radius, border-top-right-radius,
1 . Summary of how to use css3 rounded corners and rounded borders
##Introduction: Before CSS3 appeared , if you want to achieve the effect of rounded corners, you can achieve it through pictures or using the margin attribute. The traditional rounded corner generation scheme requires multiple pictures as background patterns. After the emergence of CSS3, there is no need to waste time creating multiple images, which greatly reduces the workload, improves the performance of web pages, improves page loading speed, and increases visual reliability.
2. css margin-left and margin-right usage summary
Introduction: Generally in css styles, the margin attribute is used to set the outer margin. If you only need margins on one side, you can use the one-sided margin property to set a value for the margin on one side of the element. Use the margin-left property to set the left margin of an element. Use the margin-right attribute to set the right margin of an element. Their default value is 0.
3. Detailed explanation of the use of CSS margin attributes
##Introduction: The simplest way to set margins is to use the margin attribute. The margin property accepts any length unit, which can be pixels, inches, millimeters, or ems. margin can be set to auto. A more common approach is to set a length value for the margins. The following statement sets a 1/4-inch-wide margin on each side of the h1 element:
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Introduction to using the CSS margin attribute in page layout
Introduction: The margin attribute can determine the width and height of many HTML elements, so it can also be used in layout. It plays a very important role. Next, let’s take a look at how to use the margin attribute of CSS in page layout
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Introduction: This article mainly introduces an in-depth understanding of the margin attribute in CSS (recommended). It has certain reference value and is useful. You can find out if you need it.
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How to understand the margin attribute of body_html/css_WEB-ITnose
Introduction: How to understand the margin attribute of body margin attribute7.
Explanation of the abbreviation of margin attribute in css_html/css_WEB-ITnose
Introduction: Explain the abbreviation method of margin attribute in css8.
In IE7 browser, setting the text-indent attribute becomes the margin attribute BUG_html/css_WEB-ITnose
Introduction: Setting the text-indent attribute under IE7 browser changes to the margin attribute BUG9. css margin usage example analysis Introduction: css margin is used to set the distance between object labels, for example, if you want To have a certain spacing between two div tags, we can use the css margin property to set it. This article introduces to coders how to use css margin and examples. Friends who need it can refer to it. 10. Define the border color of select_form special effects
Introduction: How to define the border color of select
Solutions:
After learning the usage of clip and margin attributes, and using their characteristics, it is easy to get the answer. 【Related Q&A Recommendations】: javascript - The margin attribute of my div module shows 0px. Why is there a flesh-colored block
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