<!DOCTYPE html>
<html>
<head>
    <title>CSS Simple</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <h1>Mon titre</h1>
    <p>Mon paragraphe</p>
    <button>Mon bouton</button>
</body>
</html>
    CSS Simple

    Mon titre

    Mon paragraphe

    Style minimaliste

    body {
    background-color: white;
    font-family: 'Helvetica Neue', Arial;
    padding: 40px;
    max-width: 600px;
    margin: 0 auto;
}

h1 {
    color: #2c3e50;
    text-align: left;
    font-weight: 300;
    border-bottom: 1px solid #ecf0f1;
    padding-bottom: 10px;
}

p {
    color: #7f8c8d;
    font-size: 16px;
    line-height: 1.6;
}

button {
    background-color: transparent;
    color: #3498db;
    padding: 8px 16px;
    border: 2px solid #3498db;
    border-radius: 3px;
}

.boite {
    background-color: #f8f9fa;
    padding: 15px;
    margin: 20px 0;
    border-left: 4px solid #3498db;
}

    Style sombre

    body {
    background-color: #1a1a1a;
    color: white;
    font-family: Arial;
    padding: 20px;
}

h1 {
    color: #ff6b6b;
    text-align: center;
}

p {
    color: #cccccc;
    font-size: 16px;
}

button {
    background-color: #4ecdc4;
    color: black;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-weight: bold;
}

.boite {
    background-color: #2d2d2d;
    padding: 15px;
    margin: 10px;
    border: 2px solid #4ecdc4;
}

    style coloré 

    body {
    background: linear-gradient(45deg, #ff9a9e, #fad0c4);
    font-family: Verdana;
    padding: 20px;
}

h1 {
    color: #6a11cb;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

p {
    color: #2575fc;
    font-size: 20px;
    font-weight: bold;
}

button {
    background: linear-gradient(to right, #ff512f, #dd2476);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: 25px;
    font-size: 16px;
}

.boite {
    background: rgba(255,255,255,0.8);
    padding: 20px;
    margin: 15px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}