.im-wrapper{
    position: fixed;
    width: 100%;
    height: 100%;
    background-color: #fff;
    /*border: 1px solid #ccc;*/
    box-shadow: 0 3px 25px rgba(0,0,0,0.3);
    z-index: 502;
    transition: all 0.5s ease 0s;
}
.im-wrapper:not(.embedded) {
    -webkit-overflow-scrolling: touch;
}
.im-wrapper.embedded .im-head-right {
    padding-right: 28px;
}
.im-wrapper.embedded .im-btn-close {
    display: none;
}
.im-filter-wrap{
    /*height: 500px;*/
}
.im-list-container{
    /*height: 500px;*/
    margin: 0 auto;
    background: #fff;
    overflow-y: scroll;
    width: 100%;
    position: unset;
    top: inherit;
    bottom: inherit;
}
#icon_IM{
    display: none;
    /*transition: all 0.5s ease 0s;
    background-image: url(/images/icon_toggle_zh_HK.png);
    width: 173px;
    height: 65px;
    position: fixed;
    right: -116px;
    top: 340px;
    cursor: pointer;
    z-index: 501;*/
}

.im-icon-unread {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #f35328;
    /* background: #f13200; */
    border-radius: 50%;
    top: 12px;
    right: 6px;
}

.im-content.listing, 
.im-chatroom-container {
    overflow-x: hidden;
    overflow-y: scroll;
}
.im-quick-message-wrap {
    overflow-x: scroll;
    overflow-y: hidden;
}
.im-wrapper:not(.embedded) .im-content.listing,
.im-wrapper:not(.embedded) .im-chatroom-container,
.im-wrapper:not(.embedded) .im-quick-message-wrap {
    -webkit-overflow-scrolling: touch;
}