.building-card {
    background-size: cover;
    background-position: center;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
}

.building-card__overlay {
    /*background: linear-gradient(to bottom, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.5) 100%);*/
    padding: 1rem 1rem 10rem 1rem;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.building-card__content {
    border-radius: 8px;
    padding: 1.25rem;
    width: 100%;
    max-width: 480px;
}

.building-card__title {
    color: #fff;
}

.building-card__desc {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9em;
}

.building-card__construction {
    background: rgba(255, 193, 7, 0.2);
    border: 1px solid rgba(255, 193, 7, 0.5);
    border-radius: 6px;
    color: #ffc107;
}

.building-card__upgrade {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
}

.building-card__upgrade-title {
    color: #fff;
    margin-bottom: 0.4rem;
}

.building-card__upgrade-cost {
    color: #fff;
}

.building-card__upgrade-time {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85em;
}

.building-card__max-level {
    color: #8f8;
}

.building-card__confirm-img {
    width: 100%;
    max-width: 400px;
    border-radius: 8px;
}