label {
    font-weight: 700;
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
    padding: 0.75rem 1.25rem;
    position: relative;
    border-top-left-radius: 0.25rem;
    border-top-right-radius: 0.25rem;
}

.card-title {
    float: left;
    font-size: 1.1rem;
    font-weight: 400;
    margin: 0;
}

#spinner-div {
    position: fixed;
    display: none;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    text-align: center;
    background-color: rgba(255, 255, 255, 0.8);
    z-index: 2;
}