body {
    font-family: Arial;
    text-align: center;
    background-color: #f4f4f4;
    background-image: url("https://wallpapercave.com/wp/wp9618689.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    box-sizing: border-box;
    height: auto;
    min-height: 100%;
    overflow-y: auto;
    margin: 0%;

}

.header {
    background-image: url("https://wallpapercave.com/wp/wp2003011.jpg");
    color: white;
    padding: 10px;
    background-position: center;
    background-size: cover;    
}

ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

.x {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #a84605;
}

.x li {
    float: left;
}
.x li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    margin: 0;
}

.x li a:hover {
    background-color: #111;
}

.z {
    text-align: left;
    list-style-type: none;
}

.z li {
    margin: 10px;
    margin-left: 0%;
    margin-right: 25%;
    padding: 10px;
    background-color: white;
    border-radius: 10px;
    opacity: 0.6;
}
.z li:hover {
    opacity: 1.0;
}

.r {
    background-color: white;
    margin: 20px;
    padding: 20px;
    border-radius: 10px;
    opacity: 0.6;
}

.r:hover {
    opacity: 1.0;
}

.y {
    background-color: white;
    margin: 20px;
    margin-left: 20%;
    margin-right: 20%;
    padding: 2px;
    border-radius: 10px;
    opacity: 0.6;
}

.y:hover {
    opacity: 1.0;
}

footer {
    background-color: #a84605;
    color: white;
    padding: 5px;
    width: 100%;
    margin-top: 50%;
    margin-bottom: 0%;
    text-align: center;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: auto;
}
img {
    max-width: 100%;
    height: auto;
}