body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(to bottom right, #e3f2fd, #fff);
    margin: 0;
    padding: 0;
    color: #333;
    line-height: 1.6;
}

h1 {
    text-align: center;
    color: #1565c0;
    font-size: 2em;
    margin-top: 40px;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.1);
}

h2 {
    color: #1976d2;
    margin-top: 30px;
    border-left: 5px solid #64b5f6;
    padding-left: 10px;
    text-align: center;
}

h3 {
    color: #1976d2;
    margin-top: 30px;
    border-left: 5px solid #64b5f6;
    padding-left: 10px;
    text-align: center;
}

button {
    background-color: #1976d2;
    border: none;
    border-radius: 8px;
    margin: 10px;
    padding: 10px 20px;
    cursor: pointer;
    transition: background 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

button a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    font-size: 1em;
}

button:hover {
    background-color: #0d47a1;
}

body p, body li {
    font-size: 1.05em;
    max-width: 900px;
    margin: 10px auto;
    display: block;
}

ol {
    background: #e3f2fd;
    border-radius: 10px;
    padding: 20px 40px;
    max-width: 900px;
    margin: 20px auto;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

ol li {
    margin-bottom: 10px;
}

footer {
    background-color: #1565c0;
    color: white;
    text-align: center;
    padding: 15px;
    position: relative;
    bottom: 0;
    width: 100%;
    margin-top: 40px;
    font-size: 0.9em;
}

@media (max-width: 768px) {
    h1 {
        font-size: 1.6em;
    }

    button {
        width: 90%;
        display: block;
        margin: 10px auto;
    }

    ol {
        padding: 15px;
    }
}