.xc {
    height: 970px;
    position: relative;
    background-color: #F0F2F5;
    margin-top: 32px;
}

.czkj-content-all{
    width: 1164px;
}
.czkj-history-list{
    display:none;
}

.czkj-body-top{
    top: 15px;
    margin: 0 auto;
}

.czkj-body-top-name, .czkj-body-top-call{
    background-color: #fff;
}
.czkj-body-top-name-right,.czkj-body-email-content,.czkj-body-email-text{
    color: #404040;
}
@media screen and (max-width: 640px) {
    html, body {
        height: 100%;
        overflow: auto;
    }
    .xc {
        height: 100%;
    }

    .czkj-content-all-out{
        display: block;
        margin-top: 0;
    }

    .czkj-content-all{
        width: 100%;
        margin: 0;
    }
    .czkj-chat-body{
        margin-top: 200px;
    }
}