```mermaid
  flowchart LR
    subgraph subgraph1
        direction TB
        top1[top] --> bottom1[bottom]
    end
    subgraph subgraph2
        direction TB
        top2[top] --> bottom2[bottom]
    end
    %% ^ These subgraphs are identical, except for the links to them:

    %% Link *to* subgraph1: subgraph1 direction is maintained
    outside --> subgraph1
    %% Link *within* subgraph2:
    %% subgraph2 inherits the direction of the top-level graph (LR)
    outside ---> top2
```

```mermaid
  flowchart LR
    subgraph subgraph1
        direction TB
        top1[top] --> bottom1[bottom]
    end
    subgraph subgraph2
        direction TB
        top2[top] --> bottom2[bottom]
    end
    %% ^ These subgraphs are identical, except for the links to them:

    %% Link *to* subgraph1: subgraph1 direction is maintained
    outside --> subgraph1
    %% Link *within* subgraph2:
    %% subgraph2 inherits the direction of the top-level graph (LR)
    outside ---> top2
```

Mermaid lets you create visual diagrams using text and code.

For a complete list of diagrams supported by Mermaid, check out their website.

​
Syntax for Mermaid diagrams

To create a flowchart, you can write the Mermaid flowchart inside a Mermaid code block.

```mermaid
// Your mermaid code block here
```