diff --git a/src/screen-portlet/screen-portlet.scss b/src/screen-portlet/screen-portlet.scss
index 1a9fc6ad99445064f903919416ee902da80840e0..4e40c10f1beb099d6f7884dcc849b9aa23eef2b6 100644
--- a/src/screen-portlet/screen-portlet.scss
+++ b/src/screen-portlet/screen-portlet.scss
@@ -12,6 +12,8 @@
     }
 
     .#{bem(portlet-layout, caption)} {
+      max-width: 100%;
+
       &::before {
         display: none;
       }
@@ -41,6 +43,7 @@
       top: 0;
       left: 0;
       z-index: -1;
+      width: 100%;
     }
   }
 }