diff --git a/webapp/src/components/FirstGame.js b/webapp/src/components/FirstGame.js
index 24adabe4..32b04ffd 100644
--- a/webapp/src/components/FirstGame.js
+++ b/webapp/src/components/FirstGame.js
@@ -23,7 +23,7 @@ const Quiz = () => {
   let haveEnter = false;
   let id = useLocation().state.gameId;
 
-  const [questions, setQuestion] = useState([]);
+  const [questions] = useState([]);
   const [currentQuestionIndex, setCurrentQuestionIndex] = useState(0);
   const [remTime, setRemTime] = useState(0);
   const [totalTime, setTotalTime] = useState(0);
diff --git a/webapp/src/components/game/Calculator.js b/webapp/src/components/game/Calculator.js
index b5d38f34..8c6afbb0 100644
--- a/webapp/src/components/game/Calculator.js
+++ b/webapp/src/components/game/Calculator.js
@@ -1,5 +1,5 @@
 import React, { useEffect, useState } from 'react';
-import { shuffleArray, secureRandomNumber, generateGameId, esperar, gameStore} from '../Util';
+import { shuffleArray, secureRandomNumber, esperar, gameStore} from '../Util';
 import { Container, Typography, Box, LinearProgress } from '@mui/material';
 import { Footer } from '../footer/Footer';
 import { Nav } from '../nav/Nav';
@@ -29,8 +29,8 @@ const Calculator = () => {
     }
     const navigator = useNavigate();
 
-    const [questions, setQuestions] = useState([])
-    const [answeredQuestions, setAnsweredQuestions] = useState([])
+    const [questions] = useState([])
+    const [answeredQuestions] = useState([])
     const [points, setPoints] = useState(0)
     const [remTime, setRemTime] = useState(0);
 
diff --git a/webapp/src/components/spinner/Spinner.css b/webapp/src/components/spinner/Spinner.css
index 65e20098..32616d22 100644
--- a/webapp/src/components/spinner/Spinner.css
+++ b/webapp/src/components/spinner/Spinner.css
@@ -28,7 +28,6 @@
     display: inline-block;
     width: 50px;
     height: 100%;
-    background-color: transparent;
     border: none;
     color: white;
     font-size: 20px;