beachy christmas decor, deck your tree with ocean blue baubles like seashells and starfish for a coastal christmas theme

decor christmas beachy deck tree ocean blue baubles seashells starfish coastal theme sandy shores decorations marine vibes seaside holiday ornaments nautical inspired waves sand dunes complement festive coral reef festivities shoreline relaxing sunny beach decorating coast shells summer vacation water surf shellfish island tropical paradise wish mermaids collecting ai generated