nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex; 
}

nav ul li {
    margin-right: 20px; 
}

nav ul li a {
    text-decoration: none;
    color: black;
    font-weight: bold;
}

nav ul li a:hover {
    color: #007bff; 
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    background-color: #f4f4f4;
    font-family: Arial, sans-serif;
    width: auto;
}


header {
    background: #333;
    color: white;
    padding: 15 px;
    text-align: center;
    width: auto;
}


main {
    width: 80%;
    margin: auto;
    padding: 20px;
    background: white;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    flex: 1; 
}


footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 10px;
    width: auto;
}

img {
    display: block;   
    margin: 20px auto; 
    width: 300px;  
    height: auto; 
}

.navigation a {
	color:white;
}

.navigation  {
	justify-content: center;
}

#logo{
 	width: 40px;
   height: auto;
   position: absolute;
   top: 10px;
   right: 20px;
   cursor: pointer
}