* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.7;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background: #000;  /* Change header background to black */
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.logo {
    width: 150px;
    height: auto;
    display: block;
    margin: 0 auto;
}

h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

h1, h2, h3 {
    margin-bottom: 15px;
}

section {
    margin: 30px auto;
    padding: 25px;
    background: #fff;  /* White background for sections */
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    max-width: 800px;
}

table {
    border-collapse: separate;
    border-spacing: 0 15px;
    width: 100%;
}

th, td {
    padding: 15px;
    border: 1px solid #ddd;
    text-align: left;
}

th {
    background: #333;  /* Darker gray for table header */
    color: #fff;
}

ul, ol {
    margin: 20px 0;
}

footer {
    background: #000;  /* Change footer background to black */
    color: #fff;
    padding: 20px 0;
    text-align: center;
    position: relative;
    bottom: 0;
    width: 100%;
    box-shadow: 0 -2px 15px rgba(0, 0, 0, 0.1);
}

a {
    transition: color 0.3s ease-in-out;
}

a {
    color: #000;  /* Black color for links */
    text-decoration: none;
}

a:hover {
    color: #555;  /* Lighter gray on hover */
}

@media (max-width: 600px) {
    body {
        font-size: 0.9em;
    }
}