#simulator {
    margin: 3em;
}

table#item_row_box {
    margin-bottom: 1em;
}
table#item_row_box tr.item_row {
    border-bottom: 1px solid #ccc;
}
table#item_row_box td {
    padding: 0.5em 2em;
}
a.delete {
    color: #c00;
    font-size: 80%;
}

a#add_item_row {
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 0.5em;

}
a#add_item_row:hover {
    background: #eee;
}
#total_price_box {
    text-align: right;
    font-size: 120%;
    font-weight: bold;
}