body{
background-color: #55558B; /*Bleu gris*/
}
form{
background-color: #66BBD5; /*Bleu ciel*/
text-align: center;
margin-top: 15%;
border: 3px solid #161670; /*Bleu foncé*/
border-radius: 5px;
margin-left: 33%;
margin-right: 33%;
padding-bottom: 20px;
}