diff --git a/src/theme/mui.ts b/src/theme/mui.ts
index 4d793d54..30ba12d6 100644
--- a/src/theme/mui.ts
+++ b/src/theme/mui.ts
@@ -279,6 +279,11 @@ const theme = createMuiTheme({
         '& > span': {
           display: 'flex',
           flexDirection: 'row',
+          alignItems: 'stretch',
+          overflowX: 'hidden',
+          overflowY: 'auto',
+          maxHeight: '160px',
+          wordBreak: 'break-word',
           '& > img': {
             display: 'block',
             marginRight: '13px',