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CSS background style CSS background properties PropertydescribebackgroundShort attribute, which is used to set the background attribute in a declaration.background-attachmentWhether the background image is fixed or scrolls with the rest of the page.background-colorSets the background color of the element.background-imageSet the image as the b ...

Objectives of this section Master the basic use of justify content.Master the skills of using justify content alignment for multi column arrangement of items.The reading time is about 5 ~ 10 minutes. Justify content foundation The justify content property is used to set the alignment of items in the spindle direction. The syntax format is as ...

CSS selector Type Summary 1. Universal selector It is generally used to make some general style settings for all elements, such as clearing inner margin, outer margin, etc. However, the efficiency is relatively low, so try not to use it. * { margin: 0; padding: 0; } 2. Element selector Also called "label selector&quot ...

CSS3 - text style 1 Level 1: concepts related to font style attributes Relevant knowledge font-size Font size attribute is used to set font size. The value of this attribute can use relative length unit or absolute length unit, as shown in the following figure. Code example: p{font-size:100px;} font-family The font family property ...

Previously: Wechat applet learning journey - production of the first page Wechat applet learning journey - making your own applet based on zero - making the second page Wechat applet learning journey – improving pages page – learning Font Icon, data binding, condition / list rendering, event / catch/bind and routing Wech ...

Detailed explanation of common background attributes background-color Sets the background color for the element valuedescribecolor_nameSpecifies that the color value is the background color of the color name (such as red).hex_numberSpecifies the background color whose color value is a hexadecimal value (for example #ff0000).rgb_numberTh ...

1, CSS introduction method 1. External style sheet ★ The so-called external style sheet refers to putting the CSS code and HTML code in different files separately, and then using the link tag in the HTML document to reference the CSS style sheet. Syntax: <link rel="stylesheet" type="text/css" href="File path" /> rel is the abbr ...

catalogue 1. First, build the HTML structure: 2. Get element 3. The mouse passes through the small picture box, the Yellow occlusion layer and the large picture box are displayed, and 2 boxes are hidden when leaving 4. Get the coordinates in the mouse sub box 5. At this time, the mouse is located in the upper left corner of the Yellow mask ...

This article introduces the Grid grid in Ant. It is mentioned that the Grid divides the horizontal area into 24 parts. The divided information block is called a box. Each box can be composed of multiple areas (the Grid of all boxes in the same row adds up to 24). It is recommended that the number of boxes arranged horizontally is at most four a ...

1. SpringMVC 1.1 restFul style 1.1.1 traditional get submission url1: http://localhost:8080/findUser?name=tomcat&age=18 url2: http://localhost:8080/findUser?name=tomcat&age=18&sex= male Requirements: the above parameter transfer can be simplified! Simplified: url3: http://localhost:8080/findUser/tomcat/18/ male   1.1 ...