


css sprite, css sprite generation tool V3.0 update_html/css_WEB-ITnose
Jun 24, 2016 am 11:44 AM
What is css sprite
CSS sprite is called css sprite by many people in China. It is a web image application processing method. It allows you to include all the scattered pictures involved in a page into one big picture, so that when the page is accessed, the loaded pictures will not be displayed one by one as before. .
Why use this tool1. Speed ??up web page loading
The number of simultaneous requests accepted by the browser is 10. If there are too many pictures, it will affect the overall visual effect, and for unstable The network bandwidth is even more of a nightmare to load, so the images are spliced ??into one large image to speed up the loading speed and page rendering
2. Post-maintenance is simple
This tool can be directly selected by Pictures are used for splicing pictures. Of course, you can also move the pictures inside, lay out your sprite pictures yourself, and directly generate the code. It is simple and easy to use
3. Open source
This program is already available in Open source on github, address: https://github.com/iwangx/sprite
csdn download address (don’t divide it)http://download.csdn.net/detail/wx247919365/8660503
How to use1. Use ps or dw to cut out the required pictures
2. Open CssSprite.exe
Open the CssSprite.exe file
3. Open the picture
Click the button in the upper left corner to open the picture
In the current version, only one type can be opened at a time Image files
4. .sprite files
This update adds the function of generating .sprite files at the same time when generating images. You can click the button "Open .sprite" in the program button, select the .sprite file, and restore the original view of the sprite image
Please make sure that the .sprite and the image files in it are in the same folder
5. Arrange the images
You can choose the default layout of the top button today, horizontally or vertically, or you can select the drag position of the image with the mouse. After the drag is completed, the program will generate a sprite image with the smallest area based on the position of the internal image. Of course, it will also Change the corresponding picture position
You can click the - picture button to add and delete pictures. Currently, you can only operate a single picture.
6. Code generation
You can generate sass code and css code in the program. You can choose according to your needs. When you select "Whether it is a mobile phone", all sizes will be generated. Divide by 2, because the design drawings on mobile phones are often larger, so they need to be scaled. It is recommended to copy the generated code after generating the image
7. Save the sprite image
Click the "Generate Sprite Image" button, and the program will select the address where you opened the image in step 3 by default, then click OK to generate the Sprite Image.
A .sprite file will be generated at the same time

Hot AI Tools

Undress AI Tool
Undress images for free

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

To use HTML button elements to achieve clickable buttons, you must first master its basic usage and common precautions. 1. Create buttons with tags and define behaviors through type attributes (such as button, submit, reset), which is submitted by default; 2. Add interactive functions through JavaScript, which can be written inline or bind event listeners through ID to improve maintenance; 3. Use CSS to customize styles, including background color, border, rounded corners and hover/active status effects to enhance user experience; 4. Pay attention to common problems: make sure that the disabled attribute is not enabled, JS events are correctly bound, layout occlusion, and use the help of developer tools to troubleshoot exceptions. Master this

Metadata in HTMLhead is crucial for SEO, social sharing, and browser behavior. 1. Set the page title and description, use and keep it concise and unique; 2. Add OpenGraph and Twitter card information to optimize social sharing effects, pay attention to the image size and use debugging tools to test; 3. Define the character set and viewport settings to ensure multi-language support is adapted to the mobile terminal; 4. Optional tags such as author copyright, robots control and canonical prevent duplicate content should also be configured reasonably.

TolearnHTMLin2025,chooseatutorialthatbalanceshands-onpracticewithmodernstandardsandintegratesCSSandJavaScriptbasics.1.Prioritizehands-onlearningwithstep-by-stepprojectslikebuildingapersonalprofileorbloglayout.2.EnsureitcoversmodernHTMLelementssuchas,

How to make HTML mail templates with good compatibility? First, you need to build a structure with tables to avoid using div flex or grid layout; secondly, all styles must be inlined and cannot rely on external CSS; then the picture should be added with alt description and use a public URL, and the buttons should be simulated with a table or td with background color; finally, you must test and adjust the details on multiple clients.

Using HTML sums allows for intuitive and semantic clarity to add caption text to images or media. 1. Used to wrap independent media content, such as pictures, videos or code blocks; 2. It is placed as its explanatory text, and can be located above or below the media; 3. They not only improve the clarity of the page structure, but also enhance accessibility and SEO effect; 4. When using it, you should pay attention to avoid abuse, and apply to content that needs to be emphasized and accompanied by description, rather than ordinary decorative pictures; 5. The alt attribute that cannot be ignored, which is different from figcaption; 6. The figcaption is flexible and can be placed at the top or bottom of the figure as needed. Using these two tags correctly helps to build semantic and easy to understand web content.

When there is no backend server, HTML form submission can still be processed through front-end technology or third-party services. Specific methods include: 1. Use JavaScript to intercept form submissions to achieve input verification and user feedback, but the data will not be persisted; 2. Use third-party serverless form services such as Formspree to collect data and provide email notification and redirection functions; 3. Use localStorage to store temporary client data, which is suitable for saving user preferences or managing single-page application status, but is not suitable for long-term storage of sensitive information.

class, id, style, data-, and title are the most commonly used global attributes in HTML. class is used to specify one or more class names to facilitate style setting and JavaScript operations; id provides unique identifiers for elements, suitable for anchor jumps and JavaScript control; style allows for inline styles to be added, suitable for temporary debugging but not recommended for large-scale use; data-properties are used to store custom data, which is convenient for front-end and back-end interaction; title is used to add mouseover prompts, but its style and behavior are limited by the browser. Reasonable selection of these attributes can improve development efficiency and user experience.

Native lazy loading is a built-in browser function that enables lazy loading of pictures by adding loading="lazy" attribute to the tag. 1. It does not require JavaScript or third-party libraries, and is used directly in HTML; 2. It is suitable for pictures that are not displayed on the first screen below the page, picture gallery scrolling add-ons and large picture resources; 3. It is not suitable for pictures with first screen or display:none; 4. When using it, a suitable placeholder should be set to avoid layout jitter; 5. It should optimize responsive image loading in combination with srcset and sizes attributes; 6. Compatibility issues need to be considered. Some old browsers do not support it. They can be used through feature detection and combined with JavaScript solutions.
