body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow-y: auto;
}
.container {
    width: 90%;
    max-width: 900px;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    text-align: center;
}
h1 {
    color: #007bff;
    margin-bottom: 20px;
}
ol {
    text-align: left;
    padding-left: 20px;
}
.note {
    background: #e9ecef;
    padding: 15px;
    border-left: 5px solid #007bff;
    margin-top: 20px;
    font-weight: bold;
}
.screenshot {
    margin-top: 20px;
    text-align: center;
}
.screenshot img {
    width: 700px;
    height: 350px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}