added new BGU logos

README.md

@@ -261,6 +261,14 @@ we have:
 This research was supported in part by the Leona M. and Harry B. Helmsley Charitable Trust through the Agricultural, Biological and Cognitive Robotics Initiative and by the Marcus Endowment Fund both at Ben-Gurion University of the Negev, Israel.
 This research was also supported by The Israeli Smart Transportation Research Center (ISTRC) by The Technion and Bar-Ilan Universities, Israel.
 
+<style>
+  @media (prefers-color-scheme: dark) {
+    .bgu-logo-dark {
+      mix-blend-mode: screen;
+    }
+  }
+</style>
+
 <p align="center">
 <a href="https://istrc.net.technion.ac.il/">
 <img src="https://github.com/krichelj/PyDiffGame/blob/master/images/Logo_ISTRC_Green_English.png?raw=true" width="233"  alt=""/>
@@ -270,7 +278,7 @@ This research was also supported by The Israeli Smart Transportation Research Ce
 <picture>
   <source media="(prefers-color-scheme: dark)" srcset="https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTZ8GbtJiX8lNUygX7-inRBuWESK438jWbRjQ&s">
   <source media="(prefers-color-scheme: light)" srcset="https://tamrur.bgu.ac.il/restore/BGU.sig.png">
-  <img alt="BGU Logo" src="https://tamrur.bgu.ac.il/restore/BGU.sig.png" width="233">
+  <img alt="BGU Logo" src="https://tamrur.bgu.ac.il/restore/BGU.sig.png" width="233" class="bgu-logo-dark">
 </picture>
 </a>
 &emsp;