need help in highlighting an div when it clicked

<Box sx={{display: 'flex', border: '0px solid #313442', borderBottomWidth: '1px'}}>
  <Box className={styles.pluginButtons}>All Plugins</Box>
  <Box className={styles.pluginButtons}>Popular Plugins</Box>
  <Box className={styles.pluginButtons}>Server Management</Box>
  <Box className={styles.pluginButtons}>Utilities</Box>
  <Box className={styles.pluginButtons}>Social Alerts</Box>
  <Box className={styles.pluginButtons}>Engagement & Fun</Box>
</Box>

.pluginButtons {
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: Arvo, serif;
    font-size: 1.6rem;
    cursor: pointer;
    color: #656a83;
    white-space: nowrap;
    padding: 2rem;
}

.pluginButtons:hover {
    color: white;
}