fix: compatible with safari of scroll should only work in vertical mode (#376)

Author: kerm1it

assets/index.less

@@ -65,15 +65,13 @@
 
     &-list {
       display: flex;
-      flex: 1 0 auto;
       position: relative;
       transition: transform 0.3s;
     }
 
     // >>>>>>>> Operations
     &-operations {
       display: flex;
-      flex: 1 0 auto;
 
       &-hidden {
         position: absolute;

assets/position.less

@@ -52,11 +52,8 @@
       flex-direction: column;
       min-width: 50px;
 
-      &-list {
-        flex-direction: column;
-      }
-
-      &-operations {
+      &-list, &-operations {
+        flex: 1 0 auto; // fix safari scroll problem
         flex-direction: column;
       }
     }