.main-card {
    height: 100%;
    overflow: hidden;
}

    .main-card .e-card-header {
        height: 50px;
        min-height: 50px;
        width: 100%;
        background: whitesmoke !important;
        padding: .5rem;
        padding-left: 1rem;
    }

    .main-card .e-card-content {
        height: calc(100% - 50px);
        overflow: auto;
    }

    .main-card:has(.sub-card) .e-card-content,
    .main-card:has(.sub-tab) .e-card-content,
    .main-card:has(.sub-grid) .e-card-content,
    .main-card:has(.sub-form) .e-card-content,
    .main-card:has(.sub-list) .e-card-content {
        height: 100%;
        overflow: hidden;
    }

.main-tab .e-item {
    height: 100%;
}