Update README.md

README.md

@@ -7,11 +7,6 @@ This is the code repository for "Topological Simplifications of Hypergraphs"
 
 Our system runs on most modern web browsers. We tested it on Firefox and Chrome.
 
-## Live Demo
-To see a live demo, go to: 
-
-https://vis-hypergraph.herokuapp.com/
-
 ## Running Locally
 Download or clone this repository:
 
@@ -65,4 +60,4 @@ Topological Simplifications of Hypergraphs.
 Youjia Zhou, Archit Rathore, Emilie Purvine, Bei Wang.\
 *IEEE Transactions on Visualization and Computer Graphics (TVCG)*, 2022. \
 DOI: [10.1109/TVCG.2022.3153895](https://ieeexplore.ieee.org/document/9721603) (early access) \
-[arXiv:2104.11214](https://arxiv.org/abs/2104.11214)
+[arXiv:2104.11214](https://arxiv.org/abs/2104.11214)