Basic example of the OpCard component

```jsx
const Grid = require("@material-ui/core/Grid").default;
const OpRow = require("../OpRow/OpRow.js").default;
<OpRow>
<Grid container spacing={24}>
  <OpBriefCard title='blah' subheader='short'>
    Analyze your data based on trained models using the latest datasets.
  </OpBriefCard>
  <OpBriefCard title='blah' subheader='short' linkLocation='http://www.google.com/' activeLink>
    Analyze your data based on trained models using the latest datasets.
  </OpBriefCard>
  <OpBriefCard title='blah' subheader='short' linkLocation='http://www.google.com/' activeLink disabled>
    Analyze your data based on trained models using the latest datasets.
  </OpBriefCard>
</Grid>
</OpRow>
```