body {
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
    font-size: 16px;
    margin: 0;
    padding: 0;
    background-color: #cccccc;
    background-image: url('images/images.jfif') ;
       background-size: cover; 
       background-position: center;
       background-repeat: no-repeat; 
}

header {
    background-color: rgb(4, 0, 255);
    color:azure;
    padding: 10px;

}

h1 {background-color: #2600ff;
    font-family: Impact;
    font-size: 3rem;
    text-transform: uppercase;
}

nav {
    background-color: black;
    padding: 10px;
    position: sticky;
    top: 0;

}

nav a {
    color: rgb(99, 88, 163);
    text-decoration: none;
    margin: 0 15px;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

section {
    padding:50px 20px;
    border-bottom: 1px solid #3229b4;

}

footer{
    font-size: 0.75rem;

}

html{
    scroll-behavior: smooth;
}

.bloc {
    max-width: 90%;
    margin: auto;
    padding: 2rem;
    background-color:rgba(255, 255, 255, 0.418);
    box-sizing: border-box;

}