CSS margin knowledge point and CSS margin knowledge point1. Percentage value of margin
Percentage of common elements relative to the containerElement width).
Here we set a container with a width and height of 800*600 on the outside of the image. Set img {
the child element of its last regular document Stream Margin-bottomD: The height is 0 and the minimum height is also 0, the child elements of the regular document stream are not included, and the Margin-top and margin-bottom of the elements of the new BFC are not created by themselves5, the occurrence of the situation 5.1, two different
Solve the problem that the margin-top of the first div in the div layout shows no effect in the browser ., Divmargin-top
Original Source: http://www.hicss.net/do-not-tell-me-you-understand-margin/
Vertical margin merge
Don't be intimidated by the above term. Simply put, the
About CSS margin merging and CSS margin Merging
First, it must be clear that only the vertical outer margin of the block boxes in the normal document flow will be merged. The margin between the inside box, floating box, or absolut
CSS in the margin-top is set the distance between the outer space of the container, div nested, margin-top or margin-bottom invalid, in the online hit to the following method can be resolved. When designing a page, there's a magical question, and here's the code for the HTML
Css layout: negative margin and Other implementations; css layout: margin
I believe that you have encountered this kind of requirement in project development. One row is placed with X (X> 1) blocks and the spacing between adjacent blocks is the same.
This is probably the above. The following describes several implemen
Write the project time has been used to the margin, today spent a good afternoon to study the margin, found that the CSS margin is not so simple. Here we share with you:One, the inner marginAs the following codeHtml:Css:. test{width:100px;height:100px;Background-color: #fbc;padding:10px 20px 30px 40px;}This time in thi
Generally in CSS styles, use the margin property to set the margin. If you need only one side of the margin, you can use the unilateral margin property to set the value for the margin on the element's unilateral edge. Use the
The CSS margin property defines the space around the element.
MarginMargin clears the area around the element (outer border). Margin has no background color and is completely transparentMargin can be changed individually on the top, bottom, left, and right margin of the element. You can also change all properties
Nowadays, the application of negative margin technology is more and more wide, any large site under glimpse will have its shadow. Personally think that the negative margin technology is a learning CSS on the road must be an indispensable topic, many advanced applications and difficult to repair can use negative margin
Recently, I made a project, and it was a long time to struggle with a small CSS problem-the problem of outer margin folding. Today, it is rare to be idle. I have studied this problem and found that I have learned a lot. So I can write a blog article to better remember it!
Outer margin foldThe two or more adjacent margins (m
Do you really know the margin? Do you know what the margin is? Do you know what a vertical margin merger is? What is the difference between a margin in a block element and an inline element? When should I use padding instead of margin? Do you know the negative
Label: style HTTP Io OS AR for SP Div on Solution to the margin-top transfer problem in nested Div
In these two browsers, there are two nested Divs. If the parent element padding value of the outer divs is 0, the value of the margin-top or margin-bottom of the inner
larger of those.Icon:Another overlap is when an element is contained within another element, and there is overlap between the child element and the parent element, and the overlapping margin is equal to the largest of those:Similarly, if an empty element has no content, its own top and bottom margins overlap.Meaning of margin overlapThe overlap of the margins is only generated between the upper and lower m
First case:A div that is known to be two wide and high are 100px,margin are 20px in vertical arrangement, as shown in the following:when setting Css1 margin-bottom:40px, or Css2 margin-top:40px, the behavior is as follows:Conclusion:Merging problems can occur only when the vertical margins of the two vertically arrange
Center right and left in DivText-align:center (horizontal) Vertical-align:middle (vertical direction)line-height:30px (30px is the same as the height of the div set)How to remove the div and div blankStatus Description:1) How is there a blank line between 2 div picture and picture of the gap between the problem?3 why
margin overlapExcerpt from the css2.1 specification Chinese version
In CSS, adjacent margin of two or more boxes (possibly but not necessarily brothers) is combined into a margin. Margin is called overlapping in this way (collapse), the resulting union
@charset "Utf-8";/*! * @ Name: Base.css * @ function: 1, reset browser Default style * 2, set generic atomic class*//*prevents users from customizing the effect of background color on Web pages, adding allows users to customize fonts*/HTML{background: White;Color:Black;}/*internal and external margins often make different browser styles behave differently*/body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,textarea,p,bloc
There is a magical problem when designing the page, which is the HTML code
At this point I set the homecategory of the child container:
. homecategory{margin-top:30px;}Found margin relative to the parent container wrong, find body went, became relative to the body to set margin, at this time set the Homenav height and width have no effect, let me crazy unceas
Whether the inner margin of the parent object in the CSS is affected by the outer margin of the child object:Recommendation: As far as possible handwriting code, can effectively improve the learning efficiency and depth.Sometimes there may be questions about whether the inner margin of the parent object padding the mar
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