body {
    font-family: 'Times New Roman', Times, serif;
    text-align: center;
    font-size: 18px;
    color: #ffffff;
    margin: 0;
    padding: 0;
    background-color: #ffffff;
background-image: url('images/1.jpg');
background-size: cover;
background-position: center;
background-repeat: no-repeat;
}
header {
    background-color: black;
    color: white;
    padding: 10px;
}
h1 {
    font-family: Impact;
    font-size: 3rem;
    text-transform: uppercase;
}
nav {
    background-color: black;
    padding: 10px;
    position: sticky;
    top: 0;
}
nav a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    font-weight: bold;
}
nav a:hover {
    text-decoration: underline;
}
section {
    padding: 100px 20px;
    border-bottom: 1px solid #ccc;
}
footer {
    font-size: 0.75rem ;
}
html {
    scroll-behavior: smooth;
}
.bloc {
    max-width: 90%;
    margin: auto;
    padding: 2rem;
    box-sizing: border-box;
}
section {
    padding: 100px 20px;
    border-bottom: 1px solid #ccc;
}
footer {
    font-size: 0.75rem ;
}
html {
    scroll-behavior: smooth;
}