@media only screen and (max-width: 549px) {
    .mce-window {
        width: auto !important;
        top: 0px !important;
        left: 0px !important;
        right: 0px !important;
        bottom: 0px !important;
        background: none !important;
    }
    .mce-window-head {
        background: #FFFFFF !important;
    }
    .mce-window-body {
        background: #FFFFFF !important;
    }
    .mce-foot > .mce-container-body {
        padding: 10px !important;
        width: 80% !important;
    }
    .mce-panel {
        max-width: 100% !important;
    }
    .mce-container {
        max-width: 100% !important;
        height: auto !important;
        overflow: auto;
    }
    .mce-container-body {
        max-width: 100% !important;
        height: auto !important;
        overflow: auto;
    }
    .mce-window-body .mce-container-body.mce-abs-layout {
    	width: 100% !important;
    }
    .mce-form {
        padding: 10px !important;
    }
    .mce-tabs {
        max-width: 100% !important;
    }
    .mce-formitem {
        margin: 10px 0 !important;
    }
    .mce-abs-layout-item {
        position: static !important;
        width: auto !important;
    }
    .mce-abs-layout-item.mce-label {
        display: block !important;
    }
    .mce-abs-layout-item.mce-textbox {
        -webkit-box-sizing: border-box !important;
        -moz-box-sizing: border-box !important;
        box-sizing: border-box !important;
        display: block !important;
        width: 100% !important;
    }
    .mce-abs-layout-item.mce-combobox {
        display: flex !important;
    }
    .mce-abs-layout-item.mce-combobox > .mce-textbox {
        -ms-flex: 1 1 auto;
        -webkit-flex: 1 1 auto;
        flex: 1 1 auto;
        width: 80% !important;
    }
    .mce-container-body.mce-window-body.mce-abs-layout iframe {
        height: 500px !important;
    }
    /*this only use with responsive file manager 9*/
}