diff --git a/templates/repo/cloudbrain/benchmark/new.tmpl b/templates/repo/cloudbrain/benchmark/new.tmpl
index b28da5735..f36186334 100755
--- a/templates/repo/cloudbrain/benchmark/new.tmpl
+++ b/templates/repo/cloudbrain/benchmark/new.tmpl
@@ -118,7 +118,7 @@
                      <span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>
                         <input type="text" list="cloudbrain_image" placeholder="选择镜像" name="image" class="required autofocus" style='width: 80%;' maxlength="254">
                         <i class="times circle outline icon icons" style="visibility: hidden;" onclick="clearValue()"></i>
-                        <datalist class="ui search" id="cloudbrain_image" style='width:385px;' name="image">
+                        <datalist class="ui search" id="cloudbrain_image" style='width: 80%;' name="image">
                             {{range .images}}
                                 <option name="image" value="{{.Place}}">{{.PlaceView}}</option>
                             {{end}}