.custom-borderless-dropdown {
    border: none !important;
}

.custom-icon-xsd::before {
    content: "";
    display: inline-block;
    width: 20px;
    height: 20px;
    background-image: url('../images/xsd.png');
    background-size: cover;
    vertical-align: middle;
}

.custom-icon-json::before {
    content: "";
    display: inline-block;
    width: 20px;
    height: 20px;
    background-image: url('../images/jsonschema.png');
    background-size: cover;
    vertical-align: middle;
}

.custom-icon-delete::before {
    content: "";
    display: inline-block;
    width: 16px;
    height: 16px;
    background-image: url('../images/delete.png');
    background-size: cover;
    vertical-align: middle;
}