修复样式问题，修复拼团进度显示问题

components/birthday-modal.vue

@@ -55,7 +55,7 @@
                 </template>
               </view>
               <!-- 优惠券名称与领取按钮 -->
-              <view class="u-flex u-row-between u-m-t-16">
+              <view class="u-flex u-row-between u-m-t-16 u-col-center">
                 <view>
                   <text class="title">{{ item.couponInfo.title }}</text>
                   <text class="num">x{{ item.num }}</text>
@@ -507,6 +507,7 @@ function close() {
   outline: none;
   margin: 0;
   cursor: pointer;
+  white-space: nowrap;
   &:active {
     background: #f07080; // 点击深色反馈
   }