body{
    margin-top: 25px;
    margin-bottom: 50px;
}

.jumbotron{
    background-image: url("../../../../gazou/linenbg.jpg");
  background-repeat: repeat;
}
h1{
    border-bottom: 3px solid #fff;
    padding-bottom: 1rem;
}

.form-group{
    border-bottom: 1px solid #ccc;
    padding-bottom: 1em;
}