ppt模块背景图显示方式统一,占满100%

src/views/ppt_manage/newVersion/components/catalog/pptContent.vue

@@ -319,8 +319,8 @@ export default {
     .ppt-item{
       position:relative;
       width:100%;
-      background: url('~@/assets/img/pptnextimg.png') no-repeat center;
-      background-size: 100%;
+      background: url('~@/assets/img/pptnextimg.png') no-repeat top;
+      background-size: 100% 100%;
       margin-bottom: 20px;
       border: 4px solid transparent;
       .ppt-info{

src/views/ppt_manage/newVersion/components/catalog/pptContentEn.vue

@@ -315,9 +315,9 @@ export default {
     .ppt-item{
       position:relative;
       width:100%;
-      background: url('~@/assets/img/ppt_en_bg.png') no-repeat center;
+      background: url('~@/assets/img/ppt_en_bg.png') no-repeat top;
       /* background-size: cover; */
-      background-size: 100% 104.5%;
+      background-size: 100% 100%;
       margin-bottom: 20px;
       border: 4px solid transparent;
       // .ppt-info{

src/views/ppt_manage/newVersion/pptEditor.vue

@@ -1383,8 +1383,8 @@ $titleColor:#333333;
                     width:calc(100% - 64px);
                     /* height: 0;
                     padding-bottom: calc(69.408% - 64px); */
-                    background: url('~@/assets/img/pptnextimg.png') no-repeat center;
-                    background-size: cover;
+                    background: url('~@/assets/img/pptnextimg.png') no-repeat top;
+                    background-size: 100% 100%;
                     /* margin-bottom: 30px; */
                     position: relative;
                     border: 4px solid transparent;

src/views/ppt_manage/newVersion/pptEnEditor.vue

@@ -1348,9 +1348,9 @@ $titleColor:#333333;
                     width:calc(100% - 64px);
                     /* height: 0;
                     padding-bottom: calc(69.408% - 64px); */
-                    background: url('~@/assets/img/ppt_en_bg.png') no-repeat center;
+                    background: url('~@/assets/img/ppt_en_bg.png') no-repeat top;
                     /* background-size: 898px 642px; */
-                    background-size:101% 104.5%;
+                    background-size:100% 100%;
                     /* margin-bottom: 30px; */
                     position: relative;
                     border: 4px solid transparent;

src/views/ppt_manage/newVersion/pptEnPresent.vue

@@ -862,8 +862,8 @@ $titleColor:#333333;
     .ppt-item{
       width: 100%;
       height: 100%;
-      background: url('~@/assets/img/ppt_en_bg.png') no-repeat center;
-      background-size: 100% 104.5%;
+      background: url('~@/assets/img/ppt_en_bg.png') no-repeat top;
+      background-size: 100% 100%;
       position:relative;
       border: 4px solid transparent;
       overflow: hidden;

src/views/ppt_manage/newVersion/pptEnPublish.vue

@@ -692,8 +692,8 @@ $titleColor:#333333;
       /* height: 628.594px; */
       background-color: pink;
       margin-bottom: 20px;
-      background: url('~@/assets/img/ppt_en_bg.png') no-repeat center;
-      background-size: 100% 104.5%;
+      background: url('~@/assets/img/ppt_en_bg.png') no-repeat top;
+      background-size: 100% 100%;
       position:relative;
       border: 4px solid transparent;
       transform-origin: 0 0;