*{
    padding: 0;
    margin: 0;
}
button{
    border-radius: 30px;
    padding: 10px;
    width: 150px;
    font-weight: bold;
    background-color: green;
    color: white;
}
h1{
    text-align: center;
}
h2{
    text-align: center;
}
h3{
    text-align: center;
}
h4{
    text-align: center;
}
table{
    text-align: center;
}
[href^="#section"]{
    color: black;
}
.website-accompaniment{
    text-align: center;
    background-color: white;
    width: 60%;
    border-radius: 20px;
    margin: 20px;
    padding: 50px;
    box-shadow: 3px 4px 5px 3px rgba(0, 0, 0, .1);
}
nav {
    background-color: #333;
}
.menu {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
}
.menu > li {
    float: left;
}
.menu > li > a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}
.menu > li > a:hover {
    background-color: #111;
}
.dropdown {
    display: none;
    position: absolute;
    background-color: #333;
    min-width: 160px;
    z-index: 1;
}
.dropdown > li > a {
    color: white;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
}
.dropdown > li > a:hover {
    background-color: #111;
}
.menu > li:hover .dropdown {
    display: block;
}