预览效果

实时预览区域

CSS 代码 
.element { border-radius: 16px; box-shadow: 0px 4px 12px 0px rgba(0,0,0,0.15); background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }