diff --git a/webapp/static/css/sik_header.css b/webapp/static/css/sik_header.css
index b2c56dc..1424c20 100644
--- a/webapp/static/css/sik_header.css
+++ b/webapp/static/css/sik_header.css
@@ -8,7 +8,6 @@
 
 .header-content .logo img {
     display: block;
-    width: 100%;
     height: auto;
     margin: auto;
 }
@@ -20,7 +19,7 @@
 }
 
 @media screen and (min-width: 1000px) {
-    .header-content {
+    .kaehmy_header-content {
         position: absolute;
         left: 0;
         top: 0;
@@ -28,9 +27,7 @@
         width: 100%;
     }
 
-    .header {
+    .kaehmy_header {
         margin-bottom: 331px;
     }
 }
-
-
diff --git a/webapp/templates/kaehmy_base.html b/webapp/templates/kaehmy_base.html
index c772ac8..280379c 100644
--- a/webapp/templates/kaehmy_base.html
+++ b/webapp/templates/kaehmy_base.html
@@ -1,7 +1,7 @@
 {% extends "base.html" %}
 
 {% block header %}
-<div class="header">
+<div class="kaehmy_header">
     {% include "kaehmy_header.html" %}
 </div>
-{% endblock header %}
\ No newline at end of file
+{% endblock header %}