input:invalid {
    background-color: red;
}
body {
    background-color:#F2F1F1;
    height:100%;
}
.row {
    background-color: #17365C;
}
.container {
    background-color: #17365C;
}



/* navbar */
.nav1 {
    font-size: 1.25rem;
    color: white;
    margin: 10px;
}
.nav1:hover {
    font-size: 1.25em;
    text-decoration:none;
    border-bottom: 5px solid #95c11f;
    margin: 10px;
    color: white;
}
.breadcrumb {
    background-color:#FFFFFF;
}