fix: demo

src/packages/__VUE/barrage/demo.vue

@@ -1,14 +1,14 @@
 <template>
   <div class="demo">
     <h2>{{ translate('basic') }}</h2>
-    <nut-cell>
+    <nut-cell class="danmu-box">
       <nut-barrage ref="danmu" :danmu="list"></nut-barrage>
     </nut-cell>
     <div class="test">
       <nut-button @click="addDanmu" class="add nut-button--primary">{{ translate('btn1') }}</nut-button>
     </div>
     <h2>{{ translate('slotTitle') }}</h2>
-    <nut-cell>
+    <nut-cell class="danmu-box">
       <nut-barrage>
         <span>aaa</span>
         <span>bbb</span>
@@ -60,7 +60,7 @@ export default createDemo({
 </script>
 
 <style lang="scss" scoped>
-.nut-cell,
+.danmu-box,
 .nut-barrage {
   padding: 20px 0;
   height: 150px;

src/sites/mobile-taro/vue/src/business/pages/barrage/index.vue

@@ -2,7 +2,7 @@
   <div class="demo" :class="{ web: env === 'WEB' }">
     <Header v-if="env === 'WEB'" />
     <h2>基础用法</h2>
-    <nut-cell>
+    <nut-cell class="danmu-box">
       <nut-barrage ref="danmu" :danmu="list"></nut-barrage>
     </nut-cell>
     <div class="test">
@@ -38,7 +38,7 @@ export default {
 </script>
 
 <style lang="scss">
-.nut-cell,
+.danmu-box,
 .nut-barrage {
   padding: 20px 0;
   height: 150px;

src/sites/mobile-taro/vue/src/business/pages/signature/index.vue

@@ -76,10 +76,6 @@ export default {
 #app .demo {
   height: auto;
 }
-.nut-cell {
-  padding: 20px 0;
-  height: 120px;
-}
 .test {
   .nut-input {
     width: 80%;