diff --git a/src/views/HomeView.vue b/src/views/HomeView.vue
index 796eb56..65e5e56 100644
--- a/src/views/HomeView.vue
+++ b/src/views/HomeView.vue
@@ -29,9 +29,12 @@
       :overlay="false"
       round
       position="bottom"
-      :style="{ height: '45%' }"
+      :style="{ height: dropdown.hinegh + 'px' }"
       style="z-index: 10"
     >
+      <div style="width: 100%" @touchmove="mousedown">
+        <div class="tzhz"></div>
+      </div>
       <van-sticky style="background-color: #fff; z-index: 99">
         <van-search
           v-model="value"
@@ -112,6 +115,8 @@ var control = null;
 var T = window.T;
 
 const dropdown = reactive({
+  value1: 0,
+  hinegh: 0,
   value1: 0,
   value2: 0,
   value3: 0,
@@ -270,6 +275,12 @@ const init = () => {
   map = new T.Map("mapDiv");
   // map.setMapType(window.TMAP_SATELLITE_MAP);
   map.centerAndZoom(new T.LngLat(121.88356, 29.45144), 13);
+  dropdown.hinegh = document.body.clientHeight * 0.45;
+  setTimeout(() => {
+    dropdown.hinegh = dropdown.hinegh + 300;
+    console.log(dropdown.hinegh);
+  }, 2000);
+
   control = new T.Control.Zoom();
   //添加缩放平移控件
   map.addControl(control);
@@ -288,6 +299,12 @@ const init = () => {
 const yxfwxz = (e) => {
   list.index = e.id;
 };
+const mousedown = (event) => {
+  if (document.body.clientHeight - event.touches[0].clientY >= 256) {
+    dropdown.hinegh = document.body.clientHeight - event.touches[0].clientY;
+  }
+};
+
 const yxf = () => {
   dropdown.rmyy.forEach((item, index) => {
     var icons = new T.Icon({
@@ -394,7 +411,7 @@ onMounted(() => {
 }
 .card {
   width: 100%;
-  height: calc(100% - 102px);
+  height: calc(100% - 122px);
   overflow: auto;
   padding-bottom: 80px;
   .cardlist {
@@ -471,4 +488,13 @@ onMounted(() => {
   box-shadow: 0 0px 0px rgba(100, 101, 102, 0.12);
   border-bottom: 1px solid #f1f1f1;
 }
+.tzhz {
+  width: 100px;
+  height: 6px;
+  border-radius: 6px 6px 6px 6px;
+  opacity: 1;
+  border: 1px solid #eaeaea;
+  margin: 10px auto 0;
+  background-color: #eaeaea;
+}
 </style>