fix: 提示修改

src/views/datamanager/playback/components/NvrTimeSelect.vue

@@ -3,7 +3,6 @@
     <div class="head">
       <div class="line"></div>
       <div class="title">视频下载</div>
-      <span class="tips">（请先拖动进度条，再点击选取时间按钮）</span>
     </div>
 
     <div class="timeselect">
@@ -16,14 +15,14 @@
           format="YYYY-MM-DD HH:mm:ss"
           value-format="YYYY-MM-DD HH:mm:ss"
           :clearable="true"
-          placeholder="拖动进度条选择时间"
+          placeholder="点击选择时间"
           @change="changeStart"
         />
         <!-- <el-input
           v-model="startTime"
           style="width: 160px; margin: 0 8px"
           disabled
-          placeholder="拖动进度条选择时间"
+          placeholder="点击选择时间"
         /> -->
         <el-tooltip
           class="picker-tooltip"
@@ -52,14 +51,14 @@
           value-format="YYYY-MM-DD HH:mm:ss"
           :disabled="!startTime || !startTime.length"
           :clearable="true"
-          placeholder="拖动进度条选择时间"
+          placeholder="点击选择时间"
           @change="judgeDate"
         />
         <!-- <el-input
           v-model="endTime"
           style="width: 160px; margin: 0 8px"
           disabled
-          placeholder="拖动进度条选择时间"
+          placeholder="点击选择时间"
         /> -->
         <el-tooltip
           class="picker-tooltip"