#field{
    margin-top: 2%;
}

#envoyer{
    margin-top: 10%;
}

#username{
    height:40px;
    color:#22616A;
    border:solid;
    border-color:#2A878A;
    border-width:1px;
    background-color:#E7F7F8;
    margin-bottom: 20px;
    padding-left: 12px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

label{
    font-weight : bold;
}