CSS-200个小案例（一）
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CSS-200个小案例（一）
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? ?最近我在youtube上跟著大神學習200個CSS小案例，作者Online Tutorials 編碼的內容很實用，案例中涉及定位、變換、動畫等概念，適合進一步學習和鞏固CSS知識，能幫助我們實現頁面的特效。
? youtube視頻鏈接：https://www.youtube.com/watch?v=TawH-AqHTXc&list=PL5e68lK9hEzdYG6YQZCHtM9gon_cDNQMh&ab_channel=OnlineTutorials
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目錄
1.Simple Parallax Scrolling Effect（簡單的視差滾動效果）
2.Fullscreen Video Background（全屏視頻背景）
3.Transform Effects on Scroll(滾動時產生的變換效果）
5.Creative Check List（有創意性的清單）
6.Moving Car Using CSS Animation Effects（用CSS動畫實現小車移動）
7.Awesowe Social Media Button Hover Animation（了不起的社交媒體按鈕懸停動畫）
8.Align Text Center Vertical and Horizontal（垂直和水平對齊文本中心）
9.Creative DIV Shape(創意性的div形狀）
10.how to create css Icon Hover Effect（如何創建css圖標懸停效果）
1.Simple Parallax Scrolling Effect（簡單的視差滾動效果）
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<!DOCTYPE html> <html lang="en"> <head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Moon Light Parallax Effects With CSS</title><link rel="stylesheet" href="style.css"> </head> <body><section><img src="bg.jpg" id="bg" alt=""><img src="moon.png" id="moon" alt=""><img src="mountain.png" id="mountain" alt=""><img src="road.png" id="road" alt=""><h2 id="text">Moon Light</h2></section><script>let bg=document.getElementById('bg');let moon=document.getElementById('moon');let mountain=document.getElementById('mountain');let road=document.getElementById('road');let text=document.getElementById('text');window.addEventListener('scroll',function(){var value=window.scrollY;bg.style.top=-value*0.5+'px';moon.style.left=-value*0.5+'px';mountain.style.top=-value*0.15+'px';road.style.top=value*0.15+'px';text.style.top=value*1+'px';})</script> </body> </html> *{margin: 0;padding: 0;font-family: 'Poppins',sans-serif; } body{background: #0a2a43;min-height: 1500px;/*設置元素的最小高度*/ } section{/* 相對定位 */ position: relative;width: 100%;height: 100vh;/*vh 視口的初始包含塊的高度的 1%*/overflow: hidden;/* 彈性布局，它能夠擴展和收縮 flex 容器內的元素，以最大限度地填充可用空間 */display: flex;/* 居中對齊 *//* 橫向 */justify-content: center;/* 縱向 */align-items: center; } section:before{content: '';position: absolute;/* 相對于section進行定位 */bottom: 0;width: 100%;height: 100px;background: linear-gradient(to top,#0a2a43,transparent);z-index: 10000; } section:after{content: '';position: absolute;top: 0;left: 0;width: 100%;height: 100%;background:#0a2a43;/* 因為這里設置了在最高層顯示 */z-index: 10000;/* mix-blend-mode CSS 屬性描述了元素的內容應該與元素的直系父元素的內容和元素的背景如何混合。 */mix-blend-mode: color; } section img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;;/* object-fit CSS 屬性指定可替換元素（例如：<img> 或 <video>）的內容應該如何適應到其使用高度和寬度確定的框。 */object-fit: cover;/* pointer-events CSS 屬性指定在什么情況下 (如果有) 某個特定的圖形元素可以成為鼠標事件的 target (en-US)。 */pointer-events: none; } #text{position: relative;color: #fff;font-size: 10em; } #road{z-index: 2; }2.Fullscreen Video Background（全屏視頻背景）
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<!DOCTYPE html> <html lang="en"><head><meta charset="UTF-8" /><meta http-equiv="X-UA-Compatible" content="IE=edge" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>Fullscreen Video Background</title><link rel="stylesheet" href="style.css"></head><body><div class="banner"><video autoplay muted loop><source src="Mountains.mp4" type="video/mp4" /></video><div class="content"><h1>Fullscreen Video banner</h1><p>To accompany his instructions for depicting twilight, Latrobe drew alone Conestoga wagon—named for the Pennsylvania town just southeast ofColumbia where the vehicles were thought to have been built—travelingwest at dusk along the southern branch of the Juniata River, todayknown as the Raystown Branch. </p></div></div></body> </html> body{margin: 0;padding: 0;font-family: 'Poppins', sans-serif;height: 1000px; } .banner{width: 100%;height: 100vh;overflow: hidden;display: flex;justify-content: center;align-items: center; } .banner video{/* 讓它脫離文檔流 */position: absolute;top: 0;left: 0;object-fit: cover;width: 100%;height: 100%;pointer-events: none; } .banner .content{position: relative;z-index: 1;max-width: 1000px;text-align: center; } .banner .content h1{margin: 0;padding: 0;font-size: 4em;text-transform: uppercase;color: #fff; } .banner .content p{font-size: 1.5em;color: #fff; }3.Transform Effects on Scroll(滾動時產生的變換效果）
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<!DOCTYPE html> <html lang="en"> <head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Page Scroll Effects</title><link rel="stylesheet" href="style.css"> </head> <body><section><span class="curve"><img src="curve.png" alt=""></span></section><script>var scroll=document.querySelector('.curve');window.addEventListener('scroll',function(){// 寬度不變，高度縮短var value=1+window.scrollY/-500;scroll.style.transform=`scaleY(${value})`})</script> </body> </html> *{margin:0;padding: 0; } body{height: 200vh;background: #111; } section{position: absolute;width: 100%;height: calc(100% - 200px);background: #2abbff; } section .curve{position: absolute;bottom: -200px;height: 200px;width: 100%;/* transform-origin CSS 屬性讓你更改一個元素變形的原點。 */transform-origin: top; } section .curve img{width: 100%;height: 100%; }4.Fullscreen Overlay Responsive Navigation Menu(全屏覆蓋響應式導航菜單）
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<!DOCTYPE html> <html lang="en"><head><meta charset="UTF-8" /><meta http-equiv="X-UA-Compatible" content="IE=edge" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>Fullscreen Menu</title><link rel="stylesheet" href="style.css" /></head><body><div id="toggleIcon" onclick="menuToggle()"></div><div id="menu-overlay"><ul><li><a href="#">Home</a></li><li><a href="#">About</a></li><li><a href="#">Services</a></li><li><a href="#">Portfolio</a></li><li><a href="#">Our Team</a></li><li><a href="#">Contact</a></li></ul></div><script>function menuToggle(){var nav=document.getElementById('menu-overlay');nav.classList.toggle('active');var toggleIcon=document.getElementById('toggleIcon');toggleIcon.classList.toggle('active');}</script></body> </html> *{margin: 0;padding: 0;font-family: 'Poppins' sans-serif; } #menu-overlay{/* 整頁的效果 */position: fixed;top: 0;left: 0;right: 0;bottom: 0;background: #f00;/* 包含的項居中顯示 */display: flex;justify-content: center;align-items: center;overflow-y: auto;/* 初始狀態縮小為0.1 */transform: scale(0.1);transition: 0.5s; } #menu-overlay.active{transform: scale(1); } #menu-overlay ul{position: relative; } #menu-overlay ul li{position: relative;list-style: none;text-align: center;display: block; } #menu-overlay ul li a{position: relative;text-decoration: none;font-size:3.5em;padding: 0 10px;color: #fff;font-weight: 700;text-transform: uppercase;display: inline-block; } /* 黃線 */ #menu-overlay ul li a:before{content: '';position: absolute;/* 相對于a定位 */top: 50%;left: 0;width: 100%;height: 8px;background: #ff0;transform: scaleX(0);transform-origin: right;transition: 0.5s transform; } #menu-overlay ul li a:hover:before{transform: scaleX(1);transform-origin: left;transition: 0.5s transform; } #toggleIcon{position: fixed;top: 20px;right: 20px;width: 50px;height: 50px;background: #ff0 url(open.png);z-index: 1;cursor: pointer; } #toggleIcon.active{background: #ff0 url(close.png); }5.Creative Check List（有創意性的清單）
<!DOCTYPE html> <html lang="en"> <head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Creative Item Check List</title><link rel="stylesheet" href="style.css"> </head> <body><div class="list"><h2>CSS Only Item Check List</h2><label><input type="checkbox" name=""><i></i><span>with the increasing development of society</span></label><label><input type="checkbox" name=""><i></i><span>therefore,the ability to study CSS is important</span></label><label><input type="checkbox" name=""><i></i><span>the followings are reasons and concrete evidence</span></label><label><input type="checkbox" name=""><i></i><span>in the first place</span></label><label><input type="checkbox" name=""><i></i><span>moreover</span></label><label><input type="checkbox" name=""><i></i><span>last but not least</span></label></div> </body> </html> * {margin: 0;padding: 0;font-family: consolas;box-sizing: border-box; } body {display: flex;justify-content: center;align-items: center;min-height: 100vh;background: #001925; } .list {padding: 30px 75px 10px 30px;position: relative;background: #042b3e;border-top: 50px solid #03a9f4; } .list h2 {color: #fff;font-size: 30px;padding: 10px 0;margin-left: 10px;display: inline-block;border-bottom: 4px solid #fff; } .list label {position: relative;display: block;margin: 40px 0;color: #fff;font-size: 24px;cursor: pointer; } .list input[type="checkbox"] {-webkit-appearance: none; } .list i {position: absolute;top: 0;display: inline-block;width: 25px;height: 25px;border: 2px solid #fff; } .list input[type="checkbox"]:checked ~ i {/* 用邊框變換成對勾 */top: 1;border-top: none;border-right: none;height: 15px;width: 25px;transform: rotate(-45deg); } .list span{position: relative;left: 40px;transition: 0.5s; } .list span:before{content: '';position: absolute;top: 50%;left: 0;width: 100%;height: 1px;background: #fff;transform: translateY(-50%) scaleX(0);transform-origin: right;transition: 0.5s transform; } .list input[type="checkbox"]:checked~span:before{transform: translateY(-50%) scaleX(1);transform-origin: left;transition: 0.5s transform; } .list input[type="checkbox"]:checked~span{color: #154e6b; }6.Moving Car Using CSS Animation Effects（用CSS動畫實現小車移動）
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<!DOCTYPE html> <html lang="en"><head><meta charset="UTF-8" /><meta http-equiv="X-UA-Compatible" content="IE=edge" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>Css Moving Background Animation</title><link rel="stylesheet" href="style.css" /></head><body><div class="bg"><img src="car.png" alt=""></div></body> </html> body {margin: 0;padding: 0; } .bg {position: relative;background: url(background.png);height: 100vh;background-size: cover;/* background-position CSS 屬性為每一個背景圖片設置初始位置。這個位置是相對于由 background-origin 定義的位置圖層的。 */background-position: 0 0;background-repeat: repeat-x;animation: animate 5s linear infinite; } .bg img{position: absolute;bottom: 8px;left: 100px; } @keyframes animate {from {background-position: 0 0;}to {background-position: 100% 0;} }7.Awesowe Social Media Button Hover Animation（了不起的社交媒體按鈕懸停動畫）
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<!DOCTYPE html> <html lang="en"><head><meta charset="UTF-8" /><meta http-equiv="X-UA-Compatible" content="IE=edge" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>Social Media Button Hover Effects</title><linkrel="stylesheet"href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.2.1/css/all.min.css"integrity="sha512-MV7K8+y+gLIBoVD59lQIYicR65iaqukzvf/nwasF0nqhPay5w/9lJmVM2hMDcnK1OnMGCdVK+iQrJ7lzPJQd1w=="crossorigin="anonymous"referrerpolicy="no-referrer"/><link rel="stylesheet" href="style.css" /></head><body><ul><li><a href="#"><i class="fa-brands fa-facebook-f"></i>Facebook</a></li><li><a href="#"><i class="fa-brands fa-twitter"></i> Twitter</a></li><li><a href="#"><i class="fa-brands fa-google"></i>Google++</a></li><li><a href="#"><i class="fa-brands fa-linkedin"></i>Linkedin</a></li><li><a href="#"><i class="fa-brands fa-instagram"></i>Instagram</a></li></ul></body> </html> body{margin: 0;padding: 0;background: #262626; } ul{position: absolute;top: 50%;left: 50%;/* CSS 屬性 translate 允許你單獨聲明平移變換，并獨立于 transform 屬性。 */transform: translate(-50%,-50%);margin: 0;padding: 0;display: flex; } ul li{list-style: none; } ul li a{position: relative;display: block;width: 150px;height: 80px;color: #fff;font-family: sans-serif;line-height: 80px;text-align: center;font-size: 16px;text-decoration: none;border: 1px solid #000;border-right: none;transition: .5s; } ul li a:last-child{border-right: 1px solid #000; } ul li a:before{content: '';position: absolute;top: 0;left: 0;width: 100%;height: 100%;background: red;overflow: hidden;z-index: -1;transform: scaleX(0);transform-origin: right;/* ease-in-out 先加速后減速 */transition: transform 0.5s ease-in-out; } ul li a:hover:before{transform: scaleX(1);transform-origin: left; } ul li:nth-child(1) a:before{background: #3b5999; } ul li:nth-child(2) a:before{background: #55acee; } ul li:nth-child(3) a:before{background: #dd4b39; } ul li:nth-child(4) a:before{background: #0077B5; } ul li:nth-child(5) a:before{background: #e4405f; }8.Align Text Center Vertical and Horizontal（垂直和水平對齊文本中心）
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<!DOCTYPE html> <html lang="en"> <head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Vertical Align Center</title><link rel="stylesheet" href="style.css"> </head> <body><div class="main"><div class="content">A</div></div> </body> </html> body {margin: 0;padding: 0;font-family: sans-serif; } .main {position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%);width: 300px;height: 300px;background: #1E90FF ;display: table;color: #fff; } .content{padding: 20px;display: table-cell;vertical-align: middle;text-align: center;font-size: 8em; }9.Creative DIV Shape(創意性的div形狀）
<!DOCTYPE html> <html lang="en"><head><meta charset="UTF-8" /><meta http-equiv="X-UA-Compatible" content="IE=edge" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>CSS Creative DIV Shape with Cool Hover Effects</title><link rel="stylesheet" href="style.css" /></head><body><div><p>Education is an essential part of our lives. It shapes the way we think,the way we act, and the way we interact with the world around us. Itallows us to gain the knowledge and skills we need to pursue our dreamsand achieve our goals.</p></div></body> </html> body{margin: 0;padding: 0; } div{position: absolute;top: 50%;left: 50%;transform: translate(-50%,-50%);width: 300px;height: 300px;border-radius: 50%;box-shadow: 0 0 0 15px #03a9f4;box-sizing: border-box;text-align: center;transition: .5s; } div:hover{border-radius: 0; } div:before{content:'';position: absolute;top: 0;left: 0;width: 100%;height: 100%;background: #03a9f4;z-index: -1;transform: rotate(-45deg);border-radius: 10px; } div p{margin: 0;padding: 0;color: #fff;font-size: 16px;padding: 20px;font-family: sans-serif;box-sizing: border-box;position: absolute;top: 50%;transform: translateY(-50%);transition: .5s; } div:hover p{/* x 偏移量 | y 偏移量 | 陰影模糊半徑 | 陰影顏色 */box-shadow: 0 0 50px rgba(0, 0, 0, .5); }10.how to create css Icon Hover Effect（如何創建css圖標懸停效果）
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這里面如果Font Awesome不會使用的話，可以看我的《用ChatGPT撰寫Font Awesome文章》
<!DOCTYPE html> <html lang="en"><head><meta charset="UTF-8" /><meta http-equiv="X-UA-Compatible" content="IE=edge" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>Icon Hover Effect</title><link rel="stylesheet" href="style.css" /><linkrel="stylesheet"href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.2.1/css/all.min.css"integrity="sha512-MV7K8+y+gLIBoVD59lQIYicR65iaqukzvf/nwasF0nqhPay5w/9lJmVM2hMDcnK1OnMGCdVK+iQrJ7lzPJQd1w=="crossorigin="anonymous"referrerpolicy="no-referrer"/></head><body><ul><li><i class="fa-solid fa-gift"></i></li><li><i class="fa-solid fa-martini-glass"></i></li><li><i class="fa-solid fa-earth-asia"></i></li><li><i class="fa-solid fa-graduation-cap"></i></li></ul></body> </html> body {margin: 0;padding: 0;background: #ff003b; } ul {margin: 0;padding: 0;position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%); } ul li {list-style: none;float: left;margin: 10px;width: 100px;height: 100px;line-height: 100px;text-align: center;background: #fff;border-radius: 50%;font-size: 50px;position: relative;color: #262626;/* z-index 較大的元素會覆蓋較小的元素在上層進行顯示 */z-index: 1; } ul li:before {content: "";width: 100%;height: 100%;position: absolute;top: 0;left: 0;background: #ff003b;border-radius: 50%;transform: scale(0);transition: 0.5s ease-in-out;z-index: -1; } ul li:hover:before {transform: scale(0.9); } ul li:hover {color: #fff; }總結
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