Scroll Animation CSS | Fade In & Fade out

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HTML Code

				
					<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Fade In Scroll Effect</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <div class="card">🔥 Cool Animation</div>
    <div class="card">💡 Creative Ideas</div>
    <div class="card">🚀 Smooth Effects</div>
    <div class="card">🎨 Beautiful Design</div>
    <div class="card">🔮 Magic Motion</div>
    <div class="card">✨ CSS Tricks</div>
    <div class="card">🎯 Perfect UI</div>
    <div class="card">⚡ Speed Optimized</div>
    <div class="card">🌈 Vibrant Colors</div>
    <div class="card">🎶 Smooth Transitions</div>
    <div class="card">🧩 Smart Layouts</div>
</body>
</html>

css Code

				
					* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    height: 250vh;
    /* Allows scrolling */ 
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #0e0e0e;
    /* Dark background for contrast */
    padding: 50px 0;
}

.card {
    width: 320px;
    height: 160px;
    border-radius: 15px;
    margin: 20px auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
    position: relative;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(40px) scale(0.8);
    animation: fadeIn 1.2s ease-in forwards;
    animation-timeline: view();
    animation-range: entry 0% cover 30%;
}

/* Different gradient styles for attraction */
.card:nth-child(1) {
    background: linear-gradient(135deg, #ff6a00, #ee0979);
}

.card:nth-child(2) {
    background: linear-gradient(135deg, #00c6ff, #0072ff);
}

.card:nth-child(3) {
    background: linear-gradient(135deg, #1e9600, #ff0000);
}

.card:nth-child(4) {
    background: linear-gradient(135deg, #8e44ad, #3498db);
}

.card:nth-child(5) {
    background: linear-gradient(135deg, #ff00cc, #333399);
}

.card:nth-child(6) {
    background: linear-gradient(135deg, #ff416c, #ff4b2b);
}

.card:nth-child(7) {
    background: linear-gradient(135deg, #11998e, #38ef7d);
}

.card:nth-child(8) {
    background: linear-gradient(135deg, #ff7eb3, #ff758c);
}

.card:nth-child(9) {
    background: linear-gradient(135deg, #ffafbd, #ffc3a0);
}

.card:nth-child(10) {
    background: linear-gradient(135deg, #a18cd1, #fbc2eb);
}

.card:nth-child(11) {
    background: linear-gradient(135deg, #00b09b, #96c93d);
}

/* Smooth Scroll Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.8);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Adding icons inside cards */
.card::before {
    content: "🔥";
    font-size: 2.5rem;
    position: absolute;
    top: 15px;
    left: 15px;
}

.card:nth-child(2)::before {
    content: "💡";
}

.card:nth-child(3)::before {
    content: "🚀";
}

.card:nth-child(4)::before {
    content: "🎨";
}

.card:nth-child(5)::before {
    content: "🔮";
}

.card:nth-child(6)::before {
    content: "✨";
}

.card:nth-child(7)::before {
    content: "🎯";
}

.card:nth-child(8)::before {
    content: "⚡";
}

.card:nth-child(9)::before {
    content: "🌈";
}

.card:nth-child(10)::before {
    content: "🎶";
}

.card:nth-child(11)::before {
    content: "🧩";
}