* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }

  body {
    background-image: url(img/fondecran.jpg);
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
  }
 header {
    color: bisque ;
    background-color: silver ;
    padding: 30px 20px;
    border-radius: 20px;
 }
 marquee {
    font-size: 35px;
    font-weight: bold;
    font-style: italic;

 }

 main {
    text-align: center;
    justify-content: center;
 }

 nav {
    list-style-type: none;
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 20px;
 }

 nav ul {
    justify-content: center;
    display: flex;
    gap: 10px;
 }

 nav ul li {
    display: flex;
    justify-content: center;
 }
 
nav ul li a {
    text-decoration: none;
    border-radius: 4px;
}

nav ul li a:hover {
    padding: 20px;
}

img {
    width: 500px;
    height: 400px;
    display: inline;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    justify-content: center;
    border-radius: 10px; 
    box-shadow: 10px solid black; 
}

img:hover {
    padding: 10px;
}

footer{
    color: bisque;
    text-align: right;
    position: absolute;
    bottom: 0;
    width: 100%;
}

.description {
    color: orange;
    font-style: italic;
    font-size: 20px;
}

.tbg {
    color: #fff;
    font-weight: bold;
}