Left-align presentations?

Currently all my presentation content is centred. Is there a way to align left?

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Dataset of surgical activities:

- Knot Tying
- Needle Passing
- Suturing
		
Also contains experimental setup the paper used.
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Slides is based on reveal.js. look at their docs

Do you mean I can insert <section data-markdown> code?
Because I tried and it doesn’t seem to work.

Google left align reveal.js the first hit contains the answer.

Found a possible solution:


Will try later.