To make the luminescence more intensive, just copy the layer and merge it with the previous one. Apply Edit - Transform -Perspective.
让光效果更明显,复制图层,并将两层合并,点击编辑-变换路径-透视。

Add the luminescence the same way to the girl feet.
和上面一样在MM的脚部位加光线效果。
Picture the cloud she will be standing on.
在MM脚下画一朵云彩。
Apply Filter -Blur -Gaussian Blur.
点击滤镜-模糊-高斯模糊使云彩看起来更逼真。
Picture several small clouds near the girl feet and butterflies. Apply also Filter ?Blur ?Gaussian Blur.