body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.8;
    margin: 0;
    padding: 0;
    background-color: #e6f2fb; /* soft light blue background */
    color: #2c3e50;
}

.container {
    width: 85%;
    max-width: 900px;
    margin: 3rem auto;
    padding: 2.5rem;
    background-color: #ffffff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 12px;
}

h1, h2 {
    color: #1a5276; /* dark bluish text */
    margin-bottom: 1rem;
}

h3 {
    color: #2874a6; /* a slightly brighter blue */
    margin-top: 2rem;
}

p {
    margin-bottom: 1.2rem;
    color: #34495e;
}

ul {
    margin: 1rem 0 1.5rem 0;
    padding-left: 2rem;
}

li {
    margin-bottom: 0.6rem;
}

a {
    color: #1f78b4;
    text-decoration: underline;
    transition: color 0.3s;
}

a:hover {
    color: #145a86;
}

footer {
    text-align: center;
    margin-top: 3rem;
    font-size: 0.9rem;
    color: #6c757d;
    padding-bottom: 2rem;
}