wordpress Subby theme beautification-custom modal pop-up window background style

Zibll Theme Dashboard: Global Settings > Custom Code > Custom CSS – Replace the image in the code with one of your own preference.

/* modal弹窗背景样式*/
#zibpay_modal, .modal-open .modal {
    background: url(https://ninept.com/wp-content/uploads/2025/08/20250810125148116-O1CN01sHaYCQ1QbIkXDzSVg_2210123621994.png);
    backdrop-filter: blur(10px) !important;
}

Mockups/Visualizations