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RGBA
Background:rgba (0, 118, 160,. 25);
The first three values are RGB color values, the last value is the horizontal transparency (0 = transparent, 1 = opaque).
RBGA can be applied to any color-related attributes such as font color, border color,
With the release of CSS3, foreign research is in full swing, but there are many people in the country holding IE does not support the idea of CSS3, always indifferent refused to learn. But history tells us that good things are bound to prevail, and
Previous words
Justification is very common in the production of navigation Nav. This article will detail 3 ways to implement CSS justification
Flex
Flexible box model Flex, as a powerful, resilient layout, can hold most of the layout effects,
problem-solving does not consider compatibility, the topic of unrestrained, think of what to say, if you feel the problem in the CSS properties of the rare, hurriedly to cram it.
Constantly updated, constantly updated, constantly updated,
solve the problem without regard to compatibility, the topic of unrestrained, think of what to say, if there is a problem you feel the unusual CSSProperty
, hurry up and cram it.
Constantly updated, constantly updated, constantly updated,
Clear:left; Indicates that there cannot be a floating element on the left.
Clear:right; indicates that the right side cannot have floating elements.Clear:both: There is no floating element on either side.
However, when you use it, you also have to
solve the problem without regard to compatibility, the topic of unrestrained, think of what to say, if there is a problem you feel the unusual CSSProperty
, hurry up and cram it.
Constantly updated, constantly updated, constantly updated,
This article mainly introduces the Box-shadow property of CSS3 to make the border shadow effect method, Box-shadow property is very powerful, can set the shadow of the horizontal or vertical position, as well as the color and size of the shadow, the
According to Canisue (http://caniuse.com/#search =box-shadow), Box-shadow compatibility is as shown:
Test code:
IE8 Browser Effect:
Border-radius in IE8 browser compatibility
1. style sheet Cascading Style Sheet
CSS Benefits:
Separation of content from performance
Web page performance is unified, easy to modify
Rich styling to make Web page layouts more flexible
Reduce the amount of Web page code,
With the constant emphasis on the semantic importance of separating HTML elements and their performance, CSS plays an increasingly important role in the layout of HTML5 elements.
1. Positioning content
The simplest way to control content is through
Preface: This is the author's understanding and finishing after learning. If there are errors or questions, please correct me, I will continue to update!
Selector weights
If the selector weight is represented by a 4-digit number, then:
The
This article describes the use of CSS3 layout properties in flex detail
The HTML code is as follows:
html css javascript html5 css3 jquery
The CSS code is as follows:
. ul_box{margin:0; padding:0; List-style:none;
CSS is not difficult to learn, but in large projects, it becomes difficult to manage, especially the different people in the CSS writing style slightly different, the team is more difficult to communicate, to summarize some how to achieve efficient
This article has compiled the common CSS file naming conventions, CSS style ID naming conventions and the common Chinese and English controls in their websites.
One, style file naming specification
The main master.cssLayout, Layout layout.cssColumn
In the front-end production process will find that some text/image links, or some input control, when clicked will appear around the dotted border, generally in Firefox and IE browser appear dotted box, Google will not have.
These dashed borders
The complaints about IE, especially IE6, have been paralyzed, and occasionally even a very negative idea: the world has only one browser, even if the only browser is IE6. Of course, such an idea is very morbid, immediately dismissed. In this article,
What I was saying was that both can implement the hidden element, but the element is set to Display:none, and then the document flow space occupied before the element is canceled, but Visibility:hidden, so that the element will still occupy space
The main pseudo elements in CSS are four: Before/after/first-letter/first-line, in the before/after pseudo-element selector, there is a content property that enables the insertion of the contents of the page.
Insert Plain Text
Content: "Inserted
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