body.catalog-product-view{
    .product-custom-option-dropdown-btn {
        background-image: url('data:image/svg+xml,%3Csvg%20width%3D%228%22%20height%3D%224.8%22%20viewBox%3D%220%200%2010%206%22%20fill%3D%22none%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cpath%20d%3D%22M8.89648%201.89648L5.67187%205.14648C5.48568%205.29883%205.28255%205.375%205.0625%205.375C4.84245%205.375%204.64779%205.29883%204.47852%205.14648L1.25391%201.89648C1%201.62565%200.932292%201.32943%201.05078%201.00781C1.20312%200.686198%201.45703%200.516927%201.8125%200.5L8.28711%200.5C8.64258%200.516927%208.89648%200.686198%209.04883%201.00781C9.16732%201.32943%209.11654%201.62565%208.89648%201.89648Z%22%20fill%3D%22%23252525%22%2F%3E%3C%2Fsvg%3E');
        background-position: right 0.8rem center;
        background-repeat: no-repeat;
        background-size: 9px 11px;
        padding-right: 2.5rem;
    }
}