.nav_icon_general {
    background: url(../images/nav_icon_general.png) no-repeat center center;
    background-position-y: 8px;
}

.nav_icon_approval {
    background: url(../images/nav_icon_approval.png) no-repeat center center;
    background-position-y: 2px;
}

.nav_icon_speed {
    background: url(../images/nav_icon_speed.png) no-repeat center center;
    background-position-y: 2px;
}

.nav_icon_certificate {
    background: url(../images/nav_icon_certificate.png) no-repeat center center;
    background-position-y: 3px;
}

.nav_icon_info {
    background: url(../images/nav_icon_info.png) no-repeat center center;
    background-position-y: 4px;
}

.nav_icon_vehiclelicense {
    background: url(../images/nav_icon_vehiclelicense.png) no-repeat center center;
    background-position-y: 4px;
}

.nav_icon_notice {
    background: url(../images/nav_icon_notice.png) no-repeat center center;
    background-position-y: 5px !important;
}
.content_icon_approval {
    background: url(../images/content_icon_approval.png) no-repeat center center;
}
.content_icon_certificate {
    background: url(../images/content_icon_certificate.png) no-repeat center center;
}
.content_icon_notice {
    background: url(../images/content_icon_notice.png) no-repeat center center;
}
.content_icon_guide {
    background: url(../images/content_icon_guide.png) no-repeat center center;
}
.content_icon_policy {
    background: url(../images/content_icon_policy.png) no-repeat center center;
}
.content_icon_progress {
    background: url(../images/content_icon_progress.png) no-repeat center center;
}
.content_icon_info {
    background: url(../images/content_icon_info.png) no-repeat center center;
}
.content_icon_certificate {
    background: url(../images/content_icon_certificate.png) no-repeat center center;
}
.content_icon_notice {
    background: url(../images/content_icon_notice.png) no-repeat center center;
}
.content_icon_custom {
    background: url(../images/content_icon_custom.png) no-repeat center center;
}
.content_icon_guide_con{
    background: url(../images/content_icon_guide_con.png) no-repeat center center;
}
.content_icon_guide_download{
    background: url(../images/content_icon_guide_download.png) no-repeat center center;
}
.content_icon_policy_con {
    background: url(../images/content_icon_policy_con.png) no-repeat center center;
}

.nav_icon-search {
    background: url(../images/icon-search.png) no-repeat center center;
}

.nav_icon_complaint {
    background: url(../images/nav_icon_complaint.png) no-repeat center center;
    background-position-y: 4px;
}
.nav_icon_vehiclelicense {
    background: url(../images/nav_icon_vehiclelicense.png) no-repeat center center;
    background-position-y: 4px;
}
.nav_icon_manage {
    background: url(../images/nav_icon_manage.png) no-repeat center center;
    background-position-y: 4px;
}
.nav_icon_usercenter {
    background: url(../images/nav_icon_usercenter.png) no-repeat center center;
    background-position-y: 4px;
}

.nav_icon_asscss {
    background: url(../images/nav_icon_asscss.png) no-repeat center center;
    background-position-y: 4px;
}

.nav_icon_immunity {
    background: url(../images/nav_icon_immunity.png) no-repeat center center;
    background-position-y: 2px;
    background-size: 18px 18px;
}
.nav_icon_sparecar {
    background: url(../images/nav_icon_sparecar.png) no-repeat center center;
    background-position-y: 2px;
    background-size: 18px 18px;
}
.nav_icon_assessment {
    background: url(../images/nav_icon_assessment.png) no-repeat center center;
    background-position-y: 2px;
    background-size: 18px 18px;
}