#order {
    background: url(http://html-plus.in.ua/wp-content/uploads/examples/bootstrap4-landing/bootstrap4/article_img/notebook.jpg) no-repeat center;
    background-size: cover;
    padding: 100px 0;
    position: relative;
    color: #fff;
}

.relative {
    position: relative;
}

.overlay {
    position: absolute;
    left: 0;
    top: 0;
    display: block;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.65);
}
/*------- Forms & elements ----*/

.btn-round {
    border-radius: 30px;
    padding: 15px 30px;
    text-transform: uppercase;
    font-weight: bold;
    font-size: 13px;
}

input[type="text"],
input[type="tel"] {
    border: 2px solid #DC3545;
    min-width: 200px;
}

input[type="text"]:focus,
input[type="tel"]:focus {
    outline: none;
    box-shadow: 0 0 4px rgba(0, 0, 0, 0.6);
}

.input-danger {
    border-color: #dc3545 !important;
}

.error {
    color: #f00;
    font-weight: 600;
}

.hidden {
    display: none;
}
.disabled {
    background-color: #ccc;
}