.budget-card-view-tray {
    background-color: #efefef;
    border-bottom: 2px solid #ccc;
    border-top: 2px solid #ccc;
    margin-top: 1em;
    margin-bottom: 1em;
    overflow-x: auto;
    white-space: nowrap;
    .budget-period-card {
        display: inline-block;
    }
}