body {
    font-family: Arial, sans-serif; 
    background-color: #f4f4f4;      
    color: #333;              
    line-height: 1.6;      
    margin: 0;                   
    padding: 0;
}

header, main, nav {
    width: 90%;    
    max-width: 1400px; 
    margin: 20px auto; 
    padding: 15px;
    background-color: #ffffff; 
    border-radius: 8px;    
}

h1, h2 {
    color: #005a9c; 
}

nav ul {
    list-style-type: none;
    padding: 0;
}

nav li {
    margin-bottom: 10px;
}

img[usemap] {
    border: 3px solid #ccc;
}

table {
    width: 100%;           
    border-collapse: collapse;
}

td {
    vertical-align: top; 
    padding: 15px;   
}

.text-column {
    width: 60%;
}

.image-column {
    width: 40%;
}

table img {
    max-width: 100%; 
    height: auto;
    border-radius: 5px;
}

a {
    color: #007BFF; 
    text-decoration: none; 
}

a:hover {
    color: #0056b3; 
    text-decoration: underline; 
}