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linyuyizhizou_678b9fdc436f1 頭像

小帆聊前端 - CSS 選擇器全解析：從基礎語法到組件庫樣式修改，解決前端樣式定位難題

前言：被 CSS 選擇器 “卡殼” 的日常 “寫了.btn-active樣式，為什麼按鈕沒反應？” “#nav .list li和.nav-list li到底誰能生效？” “想改組件庫的輸入框樣式，加了類卻被覆蓋？” “用[class=btn]匹配按鈕，多了個類名就失效了？” CSS 選擇器是前端樣式的 “定位工具”，但很多開發者停留在 “會用類和 ID” 的初級階段，面對動態元素、組件庫樣式修改

css3 , Css , 前端

ahmad-shadeed 頭像

Ahmad Shadeed - A Deep Dive Into object-fit And background-size In CSS

We’re not always able to load different-sized images for an HTML element. If we use a width and height that isn’t proportional to the image’s aspect ratio, the image might either be compressed or st

Techniques , Tools , Css , Browsers

gabriel-shoyombo 頭像

Gabriel Shoyombo - Web Components Vs. Framework Components: What’s The Difference?

It might surprise you that a distinction exists regarding the word “component,” especially in front-end development, where “component” is often used and associated with front-end frameworks and libr

Frameworks , Design , HTML

stephanie-eckles 頭像

Stephanie Eckles - Level Up Your CSS Skills With The :has() Selector

Using :has() gives us the ability to “look ahead” with CSS and style a parent or ancestor element. Then, we can broaden the selector to target one or more siblings or children. By considering elemen

workflow , Tools , Css , Browsers

u_16213657 頭像

mob64ca140a1f7c - 摩爾斯電碼 — 摩爾斯密碼_51CTO博客

最近在研究摩爾斯電碼的時候，偶然發現了一個挺不錯的在線工具網站 ——Morse Coder。作為一個對老技術有點興趣的人，我花了1小時時間把這個網站的功能都深度體驗了一遍，感覺值得推薦給大家。 而且重要的是，完全免費。 先説説我最常用的幾個功能 文本翻譯器 這個功能最實用，就在首頁。你可以直接輸入文字，實時轉換成摩爾斯電碼，也可以反過來

上傳 , 翻譯器 , 註冊登錄 , Css , 前端開發 , HTML

victor-ayomipo 頭像

Victor Ayomipo - CSS Cascade Layers Vs. BEM Vs. Utility Classes: Specificity Control

CSS is wild, really wild. And tricky. But let’s talk specifically about specificity. When writing CSS, it’s close to impossible that you haven’t faced the frustration of styles not applying as expe

Techniques , coding , Css

shuirongshui 頭像

水冗水孚 - Initial connection超時接口無法正常請求Status canceled

問題描述 最近上了一版需求，其中有一個接口因為後端的計算量超級巨大，導致接口時間要達到七八秒才能返回對應結果。 上了生產環境以後，請求總是失敗。 測試環境是好好的... 查看控制枱請求發送的報文相關信息如下： 筆者看一下報文，發現請求的狀態從開始的pending等待到最後的canceled取消。 點開請求的Timing面板查看，發現請求卡在Connection Star的Initial conn

網絡請求 , tcp-ip

cosima-mielke 頭像

Cosima Mielke - Free Christmas Icon Sets And Vector Elements

With the holidays just around the corner, what better way to celebrate than with some free goodies? We sifted through the web (and our archives) to find winter- and Christmas-themed icon sets and ve

Icons , Freebies , Inspiration

cristian-diaz 頭像

Cristian Díaz - A Guide To Keyboard Accessibility: JavaScript (Part 2)

In the previous article, we talked about how to improve accessibility for keyboard users using HTML and CSS. Those languages can do the job most of the time, but certain design requirements and the

Guides , Accessibility , Css , HTML , Javascript

geoff-graham 頭像

Geoff Graham - Answering Common Questions About Interpreting Page Speed Reports

This article has been kindly supported by our dear friends at DebugBear, who help optimize web performance to improve user experience. Thank you! Running a performance check on your site is

performance , optimization , Techniques , Tools

tuzixiansen_63d4d65909d62 頭像

兔子先森 - css滾動條不佔位-鼠標移入顯示，移出隱藏

鼠標移入顯示滾動條，移出隱藏 css滾動條一般是會佔位的 .container { overflow: hidden auto; ::-webkit-scrollbar { width: 0px; /* 控制滾動條整體寬度 */ } :hover { ::-webkit-scrollbar { width: 6px; /* 控制滾動條

react , vue.js , HTML , 前端 , Javascript

michelle-barker 頭像

Michelle Barker - Sustainable Web Development Strategies Within An Organization

Sustainability is rightly becoming more widely discussed within the web development industry, just as it is an increasing concern in the wider public consciousness. Many countries around the world h

performance , optimization , User Interaction

preethi-sam 頭像

Preethi Sam - The Times You Need A Custom @property Instead Of A CSS Variable

We generally use a CSS variable as a placeholder for some value we plan to reuse — to avoid repeating the same value and to easily update that value across the board if it needs to be updated. :roo

animation , Css , Design

u_9849794 頭像

子丶不語 - Flex佈局-實戰篇

flex佈局屬於一維佈局簡單來説就是橫向或縱向佈局，將子元素羣編排成行或列。 上面的佈局我們用flex都可以輕鬆幾行實現 一、骰子的佈局 下面，就來看看Flex如何實現，從1個點到9個點的佈局。 HTML模板如下 div class="box" span class

Css , 前端開發 , ide , HTML