9.css background, css background image adaptive
This section also describes the expansion of the box model, and I personally like to think of the box model as a picture. The element size adjustment is the canvas size adjustment, and the border setting is the frame mosaic. However, it is not enough for an artist to present the painting to an art museum (web page), just as the
CSS in the background of the CSS background image in the background-position of the left top in the end is relative to who? If you are having such doubts, go ahead and read this article.
The following questions were encountered when studying:
What is the left top in the background-position of the
The CSS background background is used to set the background color of the HTML tag element, and the background image has other background properties. This article introduces the use of CSS background
transferred from: http://blog.csdn.net/stellar0/article/details/8777283
Author: Star Zai
ViBe algorithm: vibe-a powerful technique for background detection and subtraction in video sequences
Judge Net: http://www2.ulg.ac.be/telecom/research/vibe/
Describe:
Vibe is a pixel-level video background modeling or foreground detection algorithm, the effect is better than several well-known algorithms, the hardware
PS,FG, BG, Jobs, , CTRL + Z are all related to system tasks, although these commands are mostly not needed now, but they are also very useful.One. is most often usedThis is used at the end of a command, you can put this command in the background to executeTwo. CTRL + ZYou can put a command that is executing in the foreground in the background and pauseThree. JobsSee how many commands are currently running
This will show you how to set the background image with Background-image, as well as the tile, stretch, offset, and size of the background image.1. Background Image Style classificationThe properties that set the element background picture and its
CSS background effect and css backgroundPrevious
This article will detail the CSS background Effects
Striped background
[Dual-striped background]
background:linear-gradient(#fb3 50%, #58a 50%); background-size: 100% 30px;
CSS standard: if the position value of a color lab
When building a high-performance, scalable WEB application, you can use a background task to decompose some time-consuming operations from the processing of HTTP requests into a background process to execute asynchronously. Most WEB requests should be done in 500ms, and if you find that your app has more than one request that can take up to two seconds to complete, then you should consider using a
The background (background) is an important part of CSS and one of the basics of CSS that needs to be known. This article will cover the basic usage of the CSS background (background), including properties such as Background-attachment, as well as common techniques for
Background compound attribute is a very complex property, the pattern is very many, the more magical is CSS3Support multi-image background, this article first talk about the Background-image property, the other background properties will be summarized in the subsequent articles.First, the most basic situation is to spe
CSS background properties are used to define the background of HTML elements, so what are the CSS background properties? Like CSS background color properties, CSS image background properties are CSS background properties, this art
Background-size can set the size of the background picture, the value includes length and percent percentage. It also sets the extent of its image overlay based on the background Origin location Background-origin. So let's take a look at this background-size property.
Background color (Background-color)CSS can be used as a background with a solid color, or the background can be set to transparent, background equivalent to bgcolor in XHTML.It's two values:
Transparent (default, transparent)
Color (The specified color, and the
First, CSS background background picture-TOP1. Background image syntaxBackground-image:url () Introduction of background imageBackground-repeat:no-repeat set whether the background picture is tiled repeatedlyBackground-position:left top Set the CSS
CSS settings text background color code you know what? Here is a detailed CSS implementation of the background color of a complete example, so that you can more easily understand the meaning of these properties is what it is, now let's look at it together
First, let's take a look at this code:
Background-color: Property sets the
Where is the confusion?Background-clip and Background-origin are the two attributes associated with the element background introduced in CSS3, which have the same optional values, namely border, padding, content three, And both of these properties represent some kind of relationship between the element background and t
Where are puzzles?
Background-clip and background-origin are two attributes introduced in css3 related to the element background. They have the same optional values, namely, border, padding, and content, the two attributes indicate the relationship between the element background and the element border, the padding, And
Background Background PropertiesWe know that the element has a foreground color, which corresponds to the background colour, and by background we can add a solid color (background-color) and any number of background images (
CSS background summary and CSS background summary
All background attributes cannot be inherited.
1. background-color
The background color can be set for all elements.
The default value of background-color isTransparentThat is to
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