.biz-qa-chat .im-chat{background-color:#f6f6f7}.biz-qa-chat .im-chat .welcome{padding:80px 25px 15px 25px;font-size:16px;font-weight:700;color:#969799}.biz-qa-chat .im-chat .chat-list{background-color:#f6f6f7;background-size:100% 100%;overflow-y:scroll;height:100vh;width:100%;overflow-x:hidden;padding-bottom:60px}.biz-qa-chat .im-chat .im-form{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;position:fixed;max-width:750px;bottom:0;left:10px;right:10px;margin:0 auto}.biz-qa-chat .im-chat .send-bar{position:fixed;bottom:15px;left:0;right:0;max-width:750px;margin-left:auto;margin-right:auto}.biz-qa-chat .im-chat .send-bar2{position:absolute;left:50%;bottom:30%;-webkit-transform:translateX(-50%);transform:translateX(-50%)}.biz-qa-chat .im-chat .btn-back{font-size:22px;font-weight:700;padding-right:5px}.biz-qa-chat .im-chat .van-field__control{background-color:#ececec;padding:4px}.biz-qa-chat .im-chat .chat-cell{padding:15px;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-align:start;-webkit-align-items:flex-start;-ms-flex-align:start;align-items:flex-start}.biz-qa-chat .im-chat .chat-cell .avatar{height:50px;width:50px}.biz-qa-chat .im-chat .chat-cell .content{background-color:#fff;box-shadow:1px 1px 3px hsla(0,0%,89%,.8);word-break:break-all;padding:5px 10px;border-radius:5px;margin:0 15px;text-align:left}.biz-qa-chat .im-chat .chat-cell.is-myself{direction:rtl}.biz-qa-chat .im-chat .chat-cell.is-myself .content{background-color:#cce198;box-shadow:1px 1px 3px hsla(0,0%,89%,.8)}