.bg-darkblue {
    background-color: #18458B;
}

.btn-darkblue {
    background-color: #18458B;
    border-color: #18458B;
    color: #FFFFFF;
}
.btn-darkblue:hover,
.btn-darkblue:focus {
    background-color: #2d6ca2;
    background-position: 0 -15px;
    color: #FFFFFF;
}
.btn-darkblue:active,
.btn-darkblue.active {
    -webkit-box-shadow: inset 0 3px 5px rgba(0, 0, 0, .125);
    box-shadow: inset 0 3px 5px rgba(0, 0, 0, .125);
    background-color: #2d6ca2;
    border-color: #2d6ca2;
}

.btn-outline-darkblue {
    color: #18458B;
    border-color: #18458B;
}

.btn-outline-darkblue:hover {
    color: #fff;
    background-color: #18458B;
    border-color: #18458B;
}

.btn-outline-darkblue:focus, .btn-outline-darkblue.focus {
    color: #fff;
    box-shadow: 0 0 0 0.2rem #2d6ca2;
}

.btn-outline-darkblue.disabled, .btn-outline-darkblue:disabled {
    color: #fff;
    background-color: transparent;
}