diff --git a/index.css b/index.css
index a894a21..a200c3d 100644
--- a/index.css
+++ b/index.css
@@ -11,7 +11,7 @@ body {
     justify-content: space-between;
     height: 100vh;
 
-    background: rgb(255,255,255);
+    background: rgb(255, 255, 255);
 }
 
 #form {
@@ -78,6 +78,7 @@ button a {
     padding: 0.5rem 1rem;
     white-space: pre-wrap;
 }
+
 #messages>li>li:hover {
     font-weight: bolder;
 }
@@ -89,6 +90,13 @@ button a {
     display: flex;
     align-items: end;
     overflow: visible;
+
+    -webkit-user-select: none;
+    -khtml-user-select: none;
+    -moz-user-select: none;
+    -ms-user-select: none;
+    -o-user-select: none;
+    user-select: none;
 }
 
 #messages>li>li>img {