diff --git a/src/pages/station/preview/index.vue b/src/pages/station/preview/index.vue
index e599be5..871b0a4 100644
--- a/src/pages/station/preview/index.vue
+++ b/src/pages/station/preview/index.vue
@@ -13,8 +13,8 @@
                     <template v-else-if="iframeSrc">
                         <iframe class="inner fileIframe" id="fileIframe" :src="iframeSrc" frameborder="0"></iframe>
                         <template v-if="showMask">
-                            <div class="mask" style="height: 30px;top: 53px;right: 320px"></div>
-                            <div class="mask" style="height: 30px;top: 53px;right: 5px"></div>
+                            <div class="mask" style="width:100%;background: #393A3D;height: 30px;top: 53px;"></div>
+                            <div class="mask" style="width:100%;background: #393A3D;height: 30px;top: 53px;"></div>
                         </template>
                         <template v-if="showMask1">
                             <div class="word-mask" style="height: 40px;"></div>
@@ -33,6 +33,8 @@
                             <span @click="changePdfPage(1)" class="turn el-icon-arrow-right"
                                   :class="{grey: currentPage==pageCount}"></span>
                         </p>
+                        <div style='color:#393A3D;height: 30px;
+background: #393A3D;'></div>
                         <pdf
                             class="pdf-wrap"
                             :src="pdfSrc"