Hello @max,
To add the shadow in the price that is displayed in the front end requires higher custom CSS.
So if you require then you can hire our professional developer for this.
Now to change the color, you can add below given CSS.
For this you can go to the Admin Panel > Appearance > Customize > Additional CSS and add below given CSS.
.post-item-wrapper .post-content h4 {
color: #070403;
}
.post-item-wrapper.trip-details .post-content .wp-travel-trip-time {
color: #2e201c;
}
.post-item-wrapper.trip-details .trip-metas .wp-travel-trip-time i {
color: #331e32;
}
.trip-details .trip-price i {
color: #6d272d !important;
}
.post-item-wrapper.trip-details .post-content .trip-price .current-price{
color: #36182d;
}
.post-item-wrapper.trip-details .trip-category{
color: #36182d;
}
You can change the color code as per your requirement.
Hope this helps.
Thank you.