#items {
    position: absolute;

    display: flex;
    flex-direction: column;
    flex-wrap: wrap;

    height: calc(100% - 40px);
    min-height: calc(100% - 40px);
    max-height: calc(100% - 40px);
    
    font-size: 1.3em;
}

.item {
    margin-right: 16px;
    
}

.item_number, .item_data {
    display: inline-block;
}

.item_number {
    vertical-align: top;
    margin-right: 8px;
}