diff --git a/psdc-ui/src/views/bigview/index.vue b/psdc-ui/src/views/bigview/index.vue
index 7e32b77..407fdef 100644
--- a/psdc-ui/src/views/bigview/index.vue
+++ b/psdc-ui/src/views/bigview/index.vue
@@ -8,7 +8,7 @@
          <div class="inp1">
              <div class="inp2">
                <div class="tex">私钥：</div>
-               <el-select v-model="value" placeholder="请选择"   style="margin-right: 1vh;width: 41vh">
+               <el-select v-model="value" placeholder="请选择"   style="margin-right: 1vh;width: 31vh">
                  <el-option
                      v-for="item in keyList"
                      :key="item.key"