diff --git a/src/UI/Components/Command.tsx b/src/UI/Components/Command.tsx
index 6ad82733e..a2a3b75ec 100644
--- a/src/UI/Components/Command.tsx
+++ b/src/UI/Components/Command.tsx
@@ -53,6 +53,13 @@ export class CommandComponent extends React.Component<{ commandStore: CommandSto
                             ref={o => { this.inputEl = o }}
                             placeholder="(请输入命令:)"
                             onKeyDown={this.inputKeyDown}
+                            onChange={(e: React.FormEvent<HTMLInputElement>) =>
+                            {
+                                if (e.currentTarget.value == " ")
+                                {
+                                    e.currentTarget.value = ""
+                                }
+                            }}
                         />
                     </div>
                 </div>
@@ -62,21 +69,26 @@ export class CommandComponent extends React.Component<{ commandStore: CommandSto
 
     inputKeyDown = (e: React.KeyboardEvent<object>) =>
     {
-        console.log(this.inputEl);
-        console.log(this.inputEl.value === "");
+        let inpValue: string = this.inputEl.value;
         switch (e.keyCode)
         {
             case 13:
             case 32:
-                this.props.commandStore.commands.push(this.inputEl.value)
-                this.inputEl.value = ""
+                if (inpValue != "")
+                {
+                    this.props.commandStore.commands.push(inpValue)
+                    inpValue = ""
+                }
                 break;
             case 27:
-                this.inputEl.value = ""
-                this.props.commandStore.commands.push("取消.")
+                if (inpValue != "")
+                {
+                    inpValue = ""
+                    this.props.commandStore.commands.push("取消.")
+                }
             default:
                 break;
         }
-        console.log(e.keyCode);
+        // console.log(e.keyCode);
     }
 }
\ No newline at end of file
diff --git a/src/UI/Css/style.less b/src/UI/Css/style.less
index a4f30d454..fcb339889 100644
--- a/src/UI/Css/style.less
+++ b/src/UI/Css/style.less
@@ -175,7 +175,7 @@ html, body {
 }
 
 .scroll::-webkit-scrollbar {
-  width: 4px;
+  width: 15px;
 }
 
 .scroll::-webkit-scrollbar-track {