body{
    font-family: Arial, Helvetica, sans-serif;
}
form label{
    display: inline-block;
    width:150px;
}

header{
    background-color: #84B222;
    text-align:center;
}

.entete{
    display: flex;
    justify-content: center;
    align-items: center;
    padding:20px;
}
nav ul{
    list-style-type: none;
    display: flex;
    justify-content: center;
    padding-bottom:20px;
}

nav a {
    color:#fff;
    font-size:2em;
    padding:10px;
    display: block;
}

h1{
    margin-left:30px;
    text-transform: uppercase;
    color:#fff;
}

main{
    max-width:600px;
    width:100%;
    margin:0 auto;
}

form button{
    background-color: gray;
    color:#fff;
    border:none;
    padding:10px 15px;
    /*font-weight:bold;*/
    font-size: 1.2em;;
}
main ul{
    list-style-type: none;
    
}

main ul li{
    margin:10px 0;
    
}

.contact{
    min-width:230px;
    display:inline-block;
}

main ul li a{
    color:#621eab;
}