diff --git a/src/assets/scss/main-shuju.scss b/src/assets/scss/main-shuju.scss
index bb1f2171..5b90e6d0 100644
--- a/src/assets/scss/main-shuju.scss
+++ b/src/assets/scss/main-shuju.scss
@@ -10,8 +10,9 @@ body {
 
 .m-iframe {
   position: relative;
-  width: 100vw;
-  height: calc(100vh - 55px);
+  box-sizing: content-box;
+  width: calc(100% + 20px);
+  // height: calc(100vh - 55px);
   margin: -10px;
   z-index: 100;
 }
diff --git a/src/views/main-shuju/main-content.vue b/src/views/main-shuju/main-content.vue
index 4d6a73a3..6f3b1c52 100644
--- a/src/views/main-shuju/main-content.vue
+++ b/src/views/main-shuju/main-content.vue
@@ -18,6 +18,7 @@
           height="100%"
           frameborder="0"
           scrolling="yes"
+          :style="{ height: $store.state.fixed1920.height - 100 + 'px' }"
         />
       </template>
       <keep-alive v-show="!tabIsIframe($router.currentRoute.meta.iframeURL)">