diff --git a/main/styles.css b/main/styles.css
index 4a2dd11..60a197f 100644
--- a/main/styles.css
+++ b/main/styles.css
@@ -4,16 +4,18 @@ body {
     padding: 0;
     background: #fff;
     color: #222;
-    padding-bottom: 200px;
+    min-height: 100vh;
+    display: flex;
+    flex-direction: column;
 }
 
 .container {
     max-width: 700px;
     margin: 0 auto;
-    padding: 24px 12px 0 12px;
-    display: flex;
-    flex-direction: column;
-    min-height: 100vh;
+    padding: 24px 12px;
+    flex: 1;
+    width: 100%;
+    box-sizing: border-box;
 }
 
 .header {
@@ -59,8 +61,7 @@ body {
 }
 
 .messages-container {
-    flex: 1;
-    margin-bottom: 18px;
+    margin-bottom: 180px;
     display: flex;
     flex-direction: column;
     gap: 10px;
@@ -107,6 +108,7 @@ body {
     padding: 12px;
     border-top: 1px solid #eee;
     box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
+    z-index: 1000;
 }
 
 .message-form {