christmas tree gold bauble blue background snowflake design merry christmas christmas tree gold bauble blue background snowflake design merry christmas happy new year holiday template winter templates enchanting christmas generative ai rgb colors editable psd 4k resolution festive design seasonal graphics christmas mockup holiday graphics winter wonderland christmas decorations festive templates holiday greetings christmas card design winter holiday christmas theme holiday season christmas illustration festive background holiday design christmas art winter scene christmas celebration holiday decor christmas spirit winter magic christmas joy holiday cheer christmas motif winter festivity christmas elegance holiday sparkle christmas charm winter beauty christmas wonder holiday warmth christmas delight winter elegance christmas festivity holiday magic