diff --git a/agenda-webapps/src/main/webapp/skin/less/agenda.less b/agenda-webapps/src/main/webapp/skin/less/agenda.less
index 41473078a..67f8936b1 100644
--- a/agenda-webapps/src/main/webapp/skin/less/agenda.less
+++ b/agenda-webapps/src/main/webapp/skin/less/agenda.less
@@ -144,15 +144,6 @@
       min-height: 40px;
     }
 
-    .event-form-body-left {
-      min-width: ~"calc(100% - 404px)";
-      max-width: ~"calc(100% - 404px)";
-    }
-    .event-form-body-right {
-      min-width: 404px;
-      max-width: 404px;
-    }
-
     .event-form-body-left > * {
       min-height: 64px;
     }
@@ -457,9 +448,6 @@
   }
 
   .event-details-body {
-    .event-details-body-left {
-      max-width: ~"calc(100% - 463px)";
-    }
     .event-details-body-right{
       max-width: 404px !important;
     }
@@ -842,19 +830,13 @@
         .event-details-body-right {
           min-width: 404px !important;
         }
-       .event-details-body-left {
-         min-width: 100% !important;
-       }
       }
     }
-    .event-form  {
-      .event-form-body-left {
-        min-width: 100%;
-        max-width: 100%;
-      }
-      .event-form-body-right {
-        min-width: 404px;
-        max-width: 100%;
+    .event-form {
+      .event-form-body {
+        .event-form-body-right {
+          max-width: 396px !important;
+        }
       }
     }
   }