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  • CSS flexbox guide
    CSS flexbox guide
    Flexbox is a CSS elastic box model for one-dimensional layout. It realizes automatic adjustment of child elements by setting the container to display:flex; 1. The container uses display:flex to define elastic layout; 2. flex-direction to set the spindle direction; 3. Justify-content to control spindle alignment; 4. align-items to control cross-axis alignment; 5. flex-wrap determines whether to wrap lines; 6. align-content to manage multi-line alignment; projects can be resized using flex-grow, flex-shrink, flex-basis, or set uniformly through flex abbreviation, ali
    CSS Tutorial . Web Front-end 474 2025-07-28 04:30:41
  • What is the `gap` property in Flexbox and Grid?
    What is the `gap` property in Flexbox and Grid?
    The gap attribute is used in CSS to control the spacing between elements in the layout, and has different manifestations in Flexbox and Grid. 1.gap is the abbreviation of row-gap and column-gap, which can set the spacing between rows and columns at the same time; 2. In Flexbox, modern browsers have widely supported it, but only affects the spacing of the spindle and cross-axis when flex-wrap is enabled; 3. It is better to support it in Grid and can more flexibly control the row-column spacing of two-dimensional layouts; 4. It is recommended to avoid compatibility issues between old browsers and give priority to margins to achieve cleaner layouts.
    CSS Tutorial . Web Front-end 158 2025-07-28 04:29:50
  • css neumorphism design example
    css neumorphism design example
    Neumorphism is a UI style that combines flat and quasi-physical design, achieving a three-dimensional effect of floating or sagging elements through soft shadows. 1. The background and element colors need to be similar to the color to achieve a sense of fusion. For example, the body and buttons use #e0e0e0; 2. Use double shadows to create a three-dimensional sense, with the outer shadows 8px8px16px#c9c9c9 and -8px-8px16px#ffffffff. When pressed, change to inset inner shadow and scale the elements; 3. It is recommended to round corners 12px~20px to maintain softness; 4. Avoid borders to maintain seamless vision. Can be applied to buttons, input boxes, switches, cards and other elements, such as cards use box-shadow:10px10px20px#c9c
    CSS Tutorial . Web Front-end 427 2025-07-28 04:27:41
  • How to create CSS animations using `@keyframes`?
    How to create CSS animations using `@keyframes`?
    @keyframes is the core tool for CSS animations, used to define animation keyframes. 1. It realizes animation effects by specifying style changes when different percentages, such as @keyframesspin to control rotation; 2. It needs to be bound to elements with animation attributes, set duration, speed function, etc.; 3. Common problems include inconsistent names, no duration or being overwritten by other styles; 4. Multiple keyframes can be added to make the animation more natural, such as bounce bounce effect; 5. You can also use animation-direction, animation-delay and other control directions and delays. It is recommended to simplify animations and use developer tools to debug.
    CSS Tutorial . Web Front-end 294 2025-07-28 04:24:30
  • css :target pseudo-class example
    css :target pseudo-class example
    :target pseudo-class is used to style elements pointed to by URL fragment identifiers. 1. When the link points to the ID in the page, the corresponding element becomes the target and applies a special style; 2. It can be used to highlight content, create tabs, or display/hide elements; 3. In the example, the target block is displayed and others are hidden through section:target; 4. The actual application includes FAQ, tab page and content highlighting; 5. Support animation enhancement effects without JavaScript; 6. Pay attention to ID uniqueness and only one element at a time is the target; 7. All modern browsers support this feature.
    CSS Tutorial . Web Front-end 407 2025-07-28 04:23:21
  • What are CSS Modules?
    What are CSS Modules?
    CSSModulesprovidescoped,modularCSStopreventnamingconflictsinmodernJavaScriptapplications.1)WhenaCSSModulefile(e.g.,Button.module.css)isimported,classnamesaretransformedintouniqueidentifiersduringthebuildprocess,ensuringlocalscope.2)Thiseliminatesglob
    CSS Tutorial . Web Front-end 451 2025-07-28 04:22:41
  • How to animate CSS gradients?
    How to animate CSS gradients?
    AnimatingCSSgradientscanbeachievedwithoutJavaScriptbyleveragingbackground-position,keyframes,andbackground-size.1.Usebackground-positiontocreatelineargradientmovementwithsmoothlooping.2.Animatebetweentwogradientsusingkeyframesforsubtledirectionorcolo
    CSS Tutorial . Web Front-end 264 2025-07-28 04:22:21
  • How to create a CSS-only tooltip?
    How to create a CSS-only tooltip?
    To create a pure CSS prompt box, you must first set up an HTML structure and use a container containing trigger elements and prompt text; 2. Hidden the prompt text by default through CSS, and use the :hover pseudo-class to achieve hover display; 3. Add position, visibility, opacity and transition attributes to achieve smooth display effect; 4. Optionally add pseudo-elements::after to create a pointing arrow and adjust the position to achieve different directions of up, down, left and right; 5. Key points include using visibility instead of display to support transition animation, ensuring that the parent container is positioned as a relative child element and absolute, and using z-index to ensure complete hierarchical display.
    CSS Tutorial . Web Front-end 612 2025-07-28 04:22:00
  • What does animation-fill-mode do?
    What does animation-fill-mode do?
    Theanimation-fill-modeCSSpropertycontrolsstylepersistencebeforeandafteranimationplayback.1.Use"none"(default)fornostyleretentionbeforeorafteranimation.2.Use"forwards"tokeeptheelementinitsfinalstateafteranimationends.3.Use"bac
    CSS Tutorial . Web Front-end 829 2025-07-28 04:15:42
  • CSS selector tutorial
    CSS selector tutorial
    Element selectors, class selectors, ID selectors, and wildcard selectors are the most basic and commonly used selectors; 2. Descendants, children, neighboring brothers, and general brothers selectors achieve more precise element positioning through combination; 3. Attribute selectors match elements based on HTML attributes and their values, suitable for forms and dynamic content; 4. Pseudo-class selectors select elements based on element state (such as:hover, :focus) or structural position (such as:first-child, :nth-child); 5. Pseudo-element selectors (such as::before, ::after, ::first-line, ::first-letter) are used to style the virtual parts of elements; the selector priority is calculated by weight, ID
    CSS Tutorial . Web Front-end 344 2025-07-28 03:57:11
  • How to span columns in CSS grid?
    How to span columns in CSS grid?
    To use CSSGrid across columns, you need to control the number of columns across domains through grid-column attribute; 1. Use grid-column:1/3 to represent the starting line from the first line to the third line, spanning 2 columns; 2. Use grid-column:1/span2 to achieve the same effect and clarify the span; 3. Use grid-column:span3 to automatically place the project and span 3 columns; 4. Use grid-column-start and grid-column-end to set the start and end lines respectively, such as grid-column-start:2; grid-column-end:span3; to represent the span 3 columns starting from the second line;
    CSS Tutorial . Web Front-end 977 2025-07-28 03:45:22
  • css sticky header on scroll
    css sticky header on scroll
    The easiest and most efficient way to implement a StickyHeader fixed on top when scrolling is to use position:sticy. ① Set position:sticky and top:0 for the head element to stick when scrolling to the top of the viewport; ② Set background-color to prevent content from being exposed; ③ Use z-index to ensure that the hierarchy is above; ④ Avoid overflow:hidden, overflow:auto or transform of the parent element, otherwise sticky will fail; ⑤ Note that IE does not support it, but modern browsers are well compatible; ⑥ Compared with JavaScript's solution to listen for scroll events,
    CSS Tutorial . Web Front-end 161 2025-07-28 03:42:21
  • How to create a dashed line with CSS?
    How to create a dashed line with CSS?
    Use the border attribute to set the dashed style to quickly create dotted lines, such as border-top:2pxdashed#000; 2. You can customize the appearance of the dotted line by adjusting the border width, color and style; 3. When applying the dotted line to dividers or inline elements, it is recommended to set height:0 or reset the default style of hr; 4. If you need to accurately control the length and spacing of the dotted line, you should use background-image and linear-gradient to cooperate with linear-gradient, for example, background:linear-gradient(toright, black33%, transparent33%) repe
    CSS Tutorial . Web Front-end 654 2025-07-28 03:34:01
  • css animation examples
    css animation examples
    Hover button zooms in to achieve interactive effects through transform:scale() and transition; 2. Fade in animation using @keyframesfadeIn with animation:forwards to maintain the final state; 3. Infinite rotation icon uses transform:rotate() and border differences to create loading effects; 4. Left and left jitter prompts to move between 25% and 75% keyframes through translateX to generate warning feedback; 5. Slide up and down banners from negative values to 0 to slide into vision; 6. Text typewriter effect simulates verbatim input through width gradient with steps() and adds cursor flash
    CSS Tutorial . Web Front-end 305 2025-07-28 03:31:01

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