There are so many nail art trends that have become popular and remained popular for decades. The French Manicure continues to rein. Chic geometric designs painted across your nails have been in for years. The list could go on and on. And these fabulous nail art designs are still ruling the industry even today. Despite their age, they have remained timeless in their simple, colorful, and trendy design patterns. The color transitions in these fab designs are also important to consider.