fixed:聊天气泡宽度设置，字符间距调整

@@ -269,10 +269,11 @@ $color-3a3a3a: #3a3a3a;
                                         .msg-bubble {
                                         .msg-bubble {
                                             position: relative;
                                             position: relative;
                                             display: inline-block;
                                             display: inline-block;
-                                            max-width: 235px;
+                                            margin-right: 45px;
                                             padding: 9px;
                                             padding: 9px;
                                             color: #ffffff;
                                             color: #ffffff;
                                             line-height: 1.5;
                                             line-height: 1.5;
+                                            letter-spacing: 2px;
                                             word-break: break-all;
                                             word-break: break-all;
                                             background-color: #3a3a3a;
                                             background-color: #3a3a3a;
                                             border-radius: 3px;
                                             border-radius: 3px;
@@ -311,7 +312,6 @@ $color-3a3a3a: #3a3a3a;
                                     }
                                     }
 
 
                                     .item-detail {
                                     .item-detail {
-                                        float: right;
                                         overflow: hidden;
                                         overflow: hidden;
                                         padding-right: 15px;
                                         padding-right: 15px;
 
 
@@ -327,10 +327,11 @@ $color-3a3a3a: #3a3a3a;
                                             float: right;
                                             float: right;
                                             position: relative;
                                             position: relative;
                                             display: inline-block;
                                             display: inline-block;
-                                            max-width: 235px;
+                                            margin-left: 45px;
                                             padding: 9px;
                                             padding: 9px;
                                             color: #3a3a3a;
                                             color: #3a3a3a;
                                             line-height: 1.5;
                                             line-height: 1.5;
+                                            letter-spacing: 2px;
                                             word-break: break-all;
                                             word-break: break-all;
                                             background-color: #ffffff;
                                             background-color: #ffffff;
                                             border-radius: 3px;
                                             border-radius: 3px;
@@ -742,7 +743,7 @@ $color-3a3a3a: #3a3a3a;
                                                 padding: 0;
                                                 padding: 0;
                                                 color: #ffffff;
                                                 color: #ffffff;
                                                 background-color: #3a3a3a;
                                                 background-color: #3a3a3a;
-
+                                                border-radius: 2px;
                                             }
                                             }
                                         }
                                         }
                                     }
                                     }