diff --git a/src/components/Cards.jsx b/src/components/Cards.jsx
index 5194a4b..d409e60 100644
--- a/src/components/Cards.jsx
+++ b/src/components/Cards.jsx
@@ -167,7 +167,7 @@ function GridItem({ classes, data, bg, full }) {
     // From 960px wide and above, I take up 25% of the device (3/12), so 4 columns fit the screen.
     <Grid item sm={12} md={full ? 12 : 6}>
       <Paper
-        className={clsx(classes.paper, { ["small"]: isXsScreenAndSmaller, full })}
+        className={clsx(classes.paper, { "small": isXsScreenAndSmaller, full })}
         style={{ backgroundColor: data.bg }}
       >
         <Grid item xs container direction="column">
diff --git a/src/components/Staking.jsx b/src/components/Staking.jsx
index 0666468..3c0c4db 100644
--- a/src/components/Staking.jsx
+++ b/src/components/Staking.jsx
@@ -102,7 +102,7 @@ export default function Staking() {
         Any questions? Try our <Link href="#staking-faq" underline="always" className={classes.stakingFaqLink}>Staking FAQ.</Link>
       </Typography>
 
-      <Grid container justify="space-around" spacing={6} className={classes.grid}>
+      <Grid container justifyContent="space-around" spacing={6} className={classes.grid}>
         <Card
           num={1}
           pointerOffset={56}
diff --git a/src/components/Validator.jsx b/src/components/Validator.jsx
index 11eb3f8..807ffc5 100644
--- a/src/components/Validator.jsx
+++ b/src/components/Validator.jsx
@@ -70,7 +70,7 @@ export default function Validator() {
   return (
     <Container
       p={2}
-      maxWidth="100%"
+      maxWidth='xl'
       component="section"
       className={classes.container}
     >
@@ -86,7 +86,7 @@ export default function Validator() {
               className={isSmScreenAndSmaller ? classes.imageSm : classes.image}
             />
           </Grid>
-          <Grid item xs={12} md={6} className={isSmScreenAndSmaller && classes.center}>
+          <Grid item xs={12} md={6} className={isSmScreenAndSmaller ? classes.center : null}>
             <Typography
               component="h3"
               variant="h5"