diff --git a/README.md b/README.md
index b499b70..1ad8ca3 100644
--- a/README.md
+++ b/README.md
@@ -59,15 +59,15 @@ The following animations show the behaviors in Brax environments:
 The following graphs show the network of the control policy generated by the NEAT algorithm:
 <div style="display: flex; justify-content: space-around; align-items: center;">
   <figure style="text-align: center; margin: 10px;">
-    <img src="./imgs/halfcheetah_network.svg" alt="halfcheetah_network">
+    <img src="./imgs/halfcheetah_network.svg" alt="halfcheetah_network" width="200">
     <figcaption>halfcheetah</figcaption>
   </figure>
   <figure style="text-align: center; margin: 10px;">
-    <img src="./imgs/hopper_network.svg" alt="hopper_network">
+    <img src="./imgs/hopper_network.svg" alt="hopper_network" width="200">
     <figcaption>hopper</figcaption>
   </figure>
   <figure style="text-align: center; margin: 10px;">
-    <img src="./imgs/walker2d_network.svg" alt="walker2d_network">
+    <img src="./imgs/walker2d_network.svg" alt="walker2d_network" width="200">
     <figcaption>walker2d</figcaption>
   </figure>
 </div>