diff --git a/src/assets/styles/index.scss b/src/assets/styles/index.scss
index 806391fe..fb3c6e96 100644
--- a/src/assets/styles/index.scss
+++ b/src/assets/styles/index.scss
@@ -351,6 +351,9 @@ li{
        width: 68px !important;
        height: 68px !important;
        border-radius: 0px;
+       img{
+        width: 100% !important;
+        }
       }
     .teacher-text{
       width: 68px;
diff --git a/src/assets/styles/portal-index.scss b/src/assets/styles/portal-index.scss
index d2e73b66..4341f6f1 100644
--- a/src/assets/styles/portal-index.scss
+++ b/src/assets/styles/portal-index.scss
@@ -624,6 +624,9 @@
         .el-avatar{
             width: 26px !important;
             height: 26px !important;
+            img{
+              width: 100% !important;
+              }
          }
     }
     .article-card-right{
@@ -666,6 +669,9 @@
                 .el-avatar{
                     width: 26px;
                     height: 26px;
+                    img{
+                      width: 100% !important;
+                      }
                 }
               }
               .article-info-time{
@@ -888,6 +894,9 @@
                 .el-avatar{
                     width: 34px;
                     height: 34px;
+                    img{
+                      width: 100% !important;
+                      }
                 }
               }
             }
@@ -1067,6 +1076,9 @@
           .el-avatar{
               width: 32px !important;
               height: 32px !important;
+              img{
+                width: 100% !important;
+                }
            }
       }
       .article-card-right{
diff --git a/src/components/PortalHeader.vue b/src/components/PortalHeader.vue
index 8be888c9..289f8486 100644
--- a/src/components/PortalHeader.vue
+++ b/src/components/PortalHeader.vue
@@ -399,8 +399,11 @@ export default {
     //     right: 48px;
     //   }
     }
-    .el-avatar{
+  ::v-deep.el-avatar{
       margin-right: 8px;
+       img{
+            width: 100% !important;
+         }
     }
     .el-button{
       margin-left: 15px;
diff --git a/src/layout/components/TopNav/Index.vue b/src/layout/components/TopNav/Index.vue
index 800f09a0..fe1e379c 100644
--- a/src/layout/components/TopNav/Index.vue
+++ b/src/layout/components/TopNav/Index.vue
@@ -251,6 +251,12 @@ export default {
 </script>
 
 <style lang="scss" scoped>
+::v-deep .el-avatar{
+      margin-right: 8px;
+       img{
+           width: 100% !important;
+         }
+    }
 ::v-deep.xtop .xtop-right .person-action[data-v-5bcef51e] .message-count i{
   color: #fff !important;
 }
@@ -424,9 +430,7 @@ export default {
         color:#409EFF;
       }
     }
-    .el-avatar{
-      margin-right: 8px;
-    }
+   
     .el-button{
 		margin-top: 1px;
       // margin-left: 20px;
diff --git a/src/views/study/PortalIndex.vue b/src/views/study/PortalIndex.vue
index 16ce69d7..e7e3d5c2 100644
--- a/src/views/study/PortalIndex.vue
+++ b/src/views/study/PortalIndex.vue
@@ -1424,6 +1424,9 @@ export default {
       width: 68px !important;
       height: 68px !important;
       border-radius: 0px;
+       img{
+          width: 100% !important;
+        }
     }
     .teacher-text {
       width: 68px;
diff --git a/src/views/study/coursenew.vue b/src/views/study/coursenew.vue
index be21f63e..71b8cece 100644
--- a/src/views/study/coursenew.vue
+++ b/src/views/study/coursenew.vue
@@ -1723,6 +1723,9 @@
         width: 60px !important;
         height: 60px !important;
         border-radius: 50%;
+         img{
+             width: 100% !important;
+             }
       }
       .teacher-text {
         width: 68px;
diff --git a/src/views/user/Mynotes.vue b/src/views/user/Mynotes.vue
index 9215ee18..929562db 100644
--- a/src/views/user/Mynotes.vue
+++ b/src/views/user/Mynotes.vue
@@ -514,6 +514,9 @@ export default {
                 .el-avatar{
                     width: 60px;
                     height: 60px;
+                 img{
+                    width: 100% !important;
+                    }
                 }
                 .userInfo-info{
                     margin-left: 40px;