按钮居中

@@ -214,7 +214,9 @@
           dt {
             flex: 1;
             width: 100%;
-            @include flex-center;
+            display: flex;
+            align-items: center;
+            margin-left: 30px;
           }
 
           p:nth-child(2) {
@@ -251,4 +253,4 @@
     text-align: center;
     margin-top: 20px;
   }
-}
\ No newline at end of file
+}