Update app.py

app.py

@@ -84,18 +84,22 @@ def load_all_results(path='final'):
 
 block_css = """
 #a {
+    color: black;
     background-color: #DEEBF7;
     font-size: 20px;
 }
 #b {
+    color: black;
     background-color: #E2F0D9;
     font-size: 20px;
 }
 #c {
+    color: black;
     background-color: #FFF2CC;
     font-size: 20px;
 }
 #d {
+    color: black;
     background-color: #FBE5D6;
     font-size: 20px;
 }