Hope to solve the rendering problem and add beautiful styles

https://x.com/Cydiar404/status/1940079475468984461

flowchart TD
%% 样式节点示例
A((开始节点)) --> B[处理步骤节点]
B --> C{决策节点}
C -->|是| D[(数据存储节点)]
C -->|否| E[输出节点]
D --> F[错误处理节点]
E --> G((结束节点))

%% 通用样式定义
classDef startEndStyle fill:#e8f5e8,stroke:#4caf50,stroke-width:3px,color:#000
classDef processStyle fill:#e3f2fd,stroke:#2196f3,stroke-width:2px,color:#000
classDef decisionStyle fill:#fff3e0,stroke:#ff9800,stroke-width:2px,color:#000
classDef dataStyle fill:#f3e5f5,stroke:#9c27b0,stroke-width:2px,color:#000
classDef outputStyle fill:#fce4ec,stroke:#e91e63,stroke-width:2px,color:#000
classDef errorStyle fill:#ffebee,stroke:#f44336,stroke-width:2px,color:#000

%% 应用样式到示例节点
class A,G startEndStyle
class B processStyle
class C decisionStyle
class D dataStyle
class E outputStyle
class F errorStyle