修改 提出问题按钮 布局

resources/views/demand/_create.blade.php

@@ -4,10 +4,12 @@
         <div class="float-right position-absolute" style="right: 50px" >
             <button class="btn-circle btn-outline-primary" type="button" id="dropdownMenu2" data-toggle="dropdown" style="width: 45px;height: 45px"
                     aria-haspopup="true" aria-expanded="false">
-                提出问题
+                <span>提出<br/>问题</span>
             </button>
             <div class="dropdown-menu" aria-labelledby="dropdownMenu2">
-                <button class="dropdown-item" type="button" @click="showAddDemand()">提出问题</button>
+                <button class="dropdown-item" type="button" @click="showAddDemand()">
+                    提出问题
+                </button>
                 <a href={{url('demand/')}} class="dropdown-item">问题列表</a>
             </div>
         </div>