:root {
    --blue: #45affd;
    --dark-blue: #399AE2;
    --grey: #dad9d8;
}
.bg-grey {
    background-color: var(--grey);
}
.bg-blue {
    background-color: var(--blue);
}
.form-control.bg-grey:focus {
    background-color: var(--grey);
}
.btn.bg-blue:hover {
    background-color: var(--dark-blue);
}
.btn-link {
    color: var(--blue);
    text-decoration: none;
}
.btn-link:hover {
    color: var(--dark-blue);
    text-decoration: none;
}
.btn-link:focus {
    color: var(--dark-blue);
    text-decoration: none;
}