diff --git a/public/css/icinga/base.less b/public/css/icinga/base.less
index 53e1b31ed4..a75cf865e2 100644
--- a/public/css/icinga/base.less
+++ b/public/css/icinga/base.less
@@ -64,6 +64,7 @@ pre {
 table {
   border-collapse: separate;
   border-spacing: 0 1px;
+  width: 100%;
 }
 
 td {