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1. Sprites In order to effectively reduce the number of requests received and sent by the server and improve the loading speed of the page, CSS wizard technology appears Core principle: integrate some small background images in the web page into a large picture, so that the server can only request one time 1.1 use of Sprite diagram Us ...

CSS: cascading style sheets used to optimize pages. 1. Basic use of CSS 1.1 basic CSS syntax css style consists of a selector and one or more with ";" Separated style statements. Each style contains a css value.         h1{color: yellow；background-color: red；} H1 is the selector (the labe ...

  1, Foreword The year of the tiger is coming. I give you the blessing of the tiger, the sweetness of the tiger, the luck of the tiger, the health of the tiger, the happiness of the tiger, the mood of the tiger, the comfort of the tiger, the success of the tiger, the happiness of the tiger and the life of the tiger!We send blessings to ...

It's interesting The basic rules of the game CSS are (Funny) class Definition I understand classes as special tags Programmers can customize classes, prefixed with "." .Custom Class Name {Attribute: Value; Attribute: Value;.........} For example: red{color:red;} You can also modify the preset label without adding "." Click ...

Because the company dating applet has a chat module, it needs to realize a function like qq bubble. If you can use "point nine" in the development of Android platform: What "point nine" is: it is a special picture developed by android. The picture in this format is generated by ADT's own editing tool, and uses the method o ...

📋 Personal profile 💖 About the author: Hello, I'm Daniel 😜📝 Personal homepage: Hall owner a Niu🔥🎉 Support me: like 👍+ Collection ⭐ Email + message 📝📣 Series column: web development🍁💬 Maxim: so far, all failures hinder me from moving forward! 🔥 💐 preface Today, I summarize the rest of the box model 🌷 Rounded border ...

Introduction to document flow What is "document flow"? Simply put, it refers to the order in which elements appear on the page. It can be divided into "normal document flow" and "out of document flow". 1. Normal document flow Normal document flow, also known as "normal document flow" or "norma ...

catalogue 1, Text properties 1. Alignment attribute: align 2. font label Font attribute: face 5. Superscript: sup and subscript: sub 7. Strikethrough s, italic i, bold b 10. No line break label: nobr 2, Picture properties 1. width and height 2. Borders: border 3. Horizontal spacing: hspace 4. Vertical spacing: vspace 5. Picture sus ...

When using css to write web pages, we need layout to make the web pages look beautiful and attract more attention. Therefore, there are four layout methods: box layout, floating layout, positioning layout and elastic box layout 1. Box layout The box layout generally uses div tag, which is a block level element, which can set the width and hei ...

backgroundWelcome the Winter Olympics and look forward to the future together! 2022 Winter Olympics will begin soon. This paper uses three JS + react technology stack realizes winter and Olympic elements, and makes a 3D page full of interesting and commemorative Winter Olympic theme. The knowledge Points involved in this paper mainly include To ...