下载.css

    @namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
    /*进度条背景样式*/
    .downloadProgress {
            -moz-appearance: none !important;
            min-height: 6px !important;
            max-height: 6px !important;
            border: 0px !important;
    }

    .downloadContainer{
            border-right:1px solid #ccc!important;
    }
    #downloads-indicator-progress > .progress-remainder {
            background: #E1EDFA !important;
            border-radius: 0!important;
    }

    #downloads-indicator-progress > spacer,
    .progress-remainder {
            background-color: #000 !important;
    }
    /*进度条样式*/
    .progress-bar {
            -moz-appearance: none !important;
            background-color: #fff !important;
            background-size: 10px 10px;
            background-image: linear-gradient(45deg, #000 25%, transparent 26%,
    transparent 50%, #000 51%, #000 75%,
    transparent 76%, transparent);
            -moz-animation: animate-stripes 3s linear infinite;
    }

    @-moz-keyframes animate-stripes {
            0% {
                    background-position: 0 0;
            }

            100% {
                    background-position: 60px 0;
            }
    }

    /*高度调整*/
    #downloadsFooter {
            box-shadow: none !important;
    }

    richlistitem[class="download-state"][state] {
            min-height: 56px !important;
            max-height: 56px !important;
            box-shadow: none !important;
    }

    .download-state:hover {
            background: #eee !important;
            border-radius: 0 !important;
            border: 1px solid #aaa!important;
    }

    .download-state:not(:hover) {
            border-bottom: 1px solid #eee!important;
    }

    #downloadsFooter {
            max-height: 22px !important;
            min-height: 22px !important;
            background-color: #fff !important;
            border-radius: 0 !important;
    }

    #downloadsHistory > hbox {
            margin-top: 2px !important;
            color: #000 !important;
    }

    .panel-arrowcontent {
            border: 1px #aaa!important;
            border-radius: 0 !important;
            box-shadow: 0 2px 2px #aaa!important;
            background-color: #fff !important;
    }

    .downloadContainer {
            width: 240px!important;
    }