.open-price {
    cursor: pointer;
}

.open-price:before {
    content: '⌃';
    position: absolute;
    right: 20px;
    font-size: 20px;
    margin-top: 7px;
}
.open-price.collapsed:before {
    content: '⌄';
    position: absolute;
    right: 20px;
    font-size: 20px;
    margin-top: -7px;
}