* {
    font-family: Arial, Helvetica, sans-serif;
}

body {
    margin: 0;
    padding: 0;
}

header#menu {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

header#menu nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

header#menu nav li {
    margin-left: 20px;
}

header#menu nav li:first-child {
    margin-left: 0;
}

header#menu nav li a {
    text-decoration: none;
    color: #fff;
    font-size: 16px;
    transition: color 0.3s ease;
}

header#menu nav li a:hover {
    color: #007c19;
}

#z1, #z2, #z3, #z4 {
    position: relative;
    height: 100vh;
    min-width: 100%;
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
}

#z1 {
    background-image: url(./Images/above-adventure-aerial-air.jpg);
}

#z2 {
    background-image: url(./Images/plage.jpg);
}

#z3 {
    background-image: url(./Images/plage-2.jpeg);
}

#z4 {
    background-image: url(./Images/SanFrancisco.jpg);
}

#sc1, #sc2, #sc3, #sc4 {
    position: relative;
    z-index: 2;
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.5);
    width: 40%;
    margin-left: auto;
    margin-right: 20px;
    text-align: right;
    height: 50%;
}

h1 {
    margin-top: 0;
}