Develop a striking watercolor clipart illustration on a white isolated background vector, featuring a beautifully painted wagon wheel adorned with colorful flowers, with a pair of elegant cowboy boots resting against it and a horseshoe and cactus completing the Western scene. Emulate the artistic style of Frank Eber, a renowned watercolor artist known for his masterful handling of light and atmosphere, to create a composition that captures the essence of the desert landscape and the delicate bea