*,*::after,*::before{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    -ms-box-sizing: border-box;
    box-sizing: border-box;
}
body{
    font-family: Arial, sans-serif;
    font-size: 16px;
    margin: 0;
    background: #fff;
    color: #000;
}

.menu {
    background-color: #333;
    color: white;
    padding: 10px 0;
    position: fixed;
    width: 100%;
    z-index: 10;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.menu h1 {
    margin: 0;
    font-size: 24px;
    margin-bottom: 10px;
}

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

nav li {
    margin-right: 20px;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: #555;
}

nav a.active {
    background-color: #4CAF50;
}

#panorama{
    width: 100%;
    height: 100vh;
    
}