CSS Property Dimension PropertiesAny HTML element has a width and height, is represented by PX in the CSS, and can be used as percent "%".PX: pixelsWidth: WideHeight: HighBorder: Borderpadding: Inner marginMargin: MarginBackgroun: BackgroundFont
Detailed explanation of HTML ArrayArray
I. array declaration:
1. One-dimensional array
Var x = new Array (); // empty Array
Var x = new Array (size); // Array of the specified length
Var x = new Array (element 0, element 1 ,......); // Specify the
Case study of css box model div nesting for creating web page Blocks
Html file
Css file
*{margin:0px ;padding: 0px;}#top{width: 100%;height: 50px;background-color:#000000 ;}#top_nav{width: 75%;height: 50px;margin: 0px auto;background-color:#0
Css3animation library --animate.cssFirst, we will import the downloaded animate.css file in the headlabel: then, add an animated class to the element label you want to set the animation effect. Here, we use h1 as an example: hello world if you
CSS: center horizontally and verticallyCSS Center is a relatively basic problem. In actual use, there are two situations to consider. One is mainly the center of text, pictures, and other row elements, one is the center of block-level label elements
Simple CSS3 Loading AnimationFirst, sort out the rough idea: the entire circle is divided into two parts: AB, and the left and right are semi-circles. The circle is covered with a small circle with a white background color, such as the right image.
Comparison of vertical center methods (pure CSS)Method 1
Content
. Table {display: table;}. table-cell {display: table-cell; vertical-align: middle;
Advantages: Content can dynamically change the height. If you do not need to support the IE 7
Install SASS, SCSS + Compass in PHPStorm
I haven't updated my blog for a long time. I have studied SASS and LESS over the past two days. I finally chose SASS because it is relatively mature. After trying many pitfalls, I finally succeeded, the
Css compatibility problem summary is a solution
Frontend compatibility, especially the compatibility of ie6, is a headache. The following describes some common compatibility issues for reference (most source networks ):Let's talk about the usual
CSS pseudo class and pseudo object selection (5), cssI. pseudo Selector
Pseudo selector includes: pseudo-class selector and pseudo-object selector, prefix with colon (:), followed by the pseudo class or pseudo object name, no space before and after
[Sina SAE] Remove annoying real-name authentication tips (discussion), sae real-nameRemove small tails from HTML pages
Recently Sina's SAE started real-name authentication (http://sae.sina.com.cn/new registration is still free, but it is so pitfall
A Research on replying to comments in the QQ space
Reprinted Please note:TheViper http://www.cnblogs.com/TheViper
Comments and replies are common, but different methods are implemented on different websites. There are two methods in general:
1.
The
CSS language notes . css language notesCSS (Cascading Style Sheets) Chinese: stacked style sheet Syntax:
Instance:
Selector id Selector
The HTML Tag attribute sets the selector based on the id, and "#" is selected in CSS.
For example, a text
The
Common css units
1em = 12pt
2em = 24pt
Body {Font-size: 14px;}Div {Font-size: 1.2em; // calculated at 14px * 1.2, or 16.8px}
The font size in the div is 1.2em, that is, 1.2 times the font size inherited by the div from the parent element. Here, the
Block-level element-box model, element-Box ModelPreface
The first week of the intrusion front-end plan is coming to an end, and the CSS authoritative guide is coming to an end. We sincerely recommend that you use a good book that will bring you new
Css shorthand attribute abbreviation1. What is the shorthand attribute abbreviation (shorthand) is to declare a set of related attributes at a time. The benefits are of course well-known, so that css can be upgraded from bloated and unordered to
Essays and essays
Mainly records some learning and work problems1. If the parent container sets position: relative | absolute | fixed, overflow: hidden in the sub-container will become invalid. Ie6. 2. Firefox does not support jQuery's animate on
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