@media(max-width:1658px) {
    .nav ul li {
        padding: 0px 15px;
    }
    #home-services-slider .item {
        height: 67vh;
    }
    form.simulator-form .item .item-panel {
        height: 34vh;
    }
    ul.result-list-item.four li {
        height: 17vh;
    }    
}

@media(max-width:1600px) {
   /*** Header ***/
    section.header {
        padding: 10px 10px 10px 50px;
    }
    .nav ul li {
        padding: 0px 10px;
    }
    /*** Anasayfa - Slider ***/
    .wiki-cols {
        height: 100vh;
    }
    /*** Anasayfa - Hizmetler ***/
    #home-services-slider .item {
        height: 66vh;
    }
    #home-services-slider .item .item-package-group ul li:hover {
        height: 26vh;
    }
    /*** Simülatör ***/
    form.simulator-form .item .item-panel {
        padding: 20px 10px;
    }
}

@media(max-width:1440px) {
    /*** Header ***/
    .nav {
        margin-top: 35px;
    }
    /*** Anasayfa - Slider ***/
    .wiki-cols {
        height: 95vh;
    }
    /*** Anasayfa - Bizimle İletişime Geçin ***/
    section.our-contact-section img {
        width: 65%;
    }
    /*** Anasayfa - Sistemler ***/
    .home-systems-cols {
        height: 62vh;
    }
    /*** Breadcrumb ***/
    .breadcrumb-text {
        top: 60%;
    }
    /*** Simülatör ***/
    ul.result-list-item.five li {
        height: 200px;
    }
    .panel-type-item.four {
        height: 16vh;
    }
    ul.result-list-item.four li {
        height: 20vh;
    }
}

@media(max-width:1366px) {
    p {
        font-size: 14px;
    }
    a {
        font-size: 14px;  
    }
    a.button {
        font-size: 14px;
    }
    input,
    textarea {
        font-size: 14px;
    }
    button {
        font-size: 14px;
    }
    /*** Header ***/
    .nav {
        margin-top: 30px;
    }
    .nav ul li a {
        font-size: 16px;
    }
    .dropdown-menu a.dropdown-item {
        font-size: 16px;
    }
    .dropdown-menu {
        padding: 5px 10px;
    }
    button.searchbutton {
        font-size: 18px;
    }
    /*** Anasayfa - Slider ***/
    .wiki-cols {
        height: 90vh;
    }
    .home-slider-left {
        justify-content: flex-end;
    }
    /*** Anasayfa - Bizimle İletişime Geçin ***/
    section.our-contact-section img {
        width: 48%;
    }
    /*** Anasayfa - Hizmetler ***/
    #home-services-slider .item {
        height: 62vh;
    }
    /*** Anasayfa - Sistemler ***/
    .home-systems-cols {
        height: 58vh;
    }
    /*** Haberler ***/
    p.medium-title {
        font-size: 25px;
    }
    /*** Referanslar ***/
    .references-panel {
        height: 35vh;
    }
    /*** Simülatör ***/
    p.result-text {
        font-size: 22px;
    }
	img.logo-black {
		width: 30%;
		margin-left: 35%;
	}
}

@media(max-width:1280px) {
    /*** Header ***/
    section.header {
        padding: 10px 10px 10px 15px;
    }
    /*** Anasayfa - Slider ***/
    .wiki-cols {
        height: 84vh;
    }
    /*** Anasayfa - Hizmetler ***/
    p.title {
        font-size: 45px;
    }
    #home-services-slider .owl-nav {
        top: 100%;
    }
    #home-services-slider .owl-nav [class*=owl-] {
        position: relative;
    }
    /*** Anasayfa - Sistemler ***/
    p.down-title {
        font-size: 25px;
    }
    .home-systems-cols {
        height: 55vh;
    }
    /*** Anasayfa - Sertifikalar ***/
    #home-certificates-slider .owl-nav {
        top: 100%;
    }
    #home-certificates-slider .owl-nav [class*=owl-] {
        position: relative;
    }
    /*** Footer ***/
    .footer-logo img {
        width: 40%;
    }
    /*** Latek ***/
    p.back-title {
        font-size: 75px;
    }
    .title-group.back p.title {
        margin-top: -65px;
    }
    /*** Simülatör ***/
    ul.setup-cost-list.three li {
        height: 200px;
    }
    section.simulator-section {
        padding: 120px 15px;
    }
}

@media(max-width:1080px) {
    /*** Header ***/
    .logo {
        margin-top: 20px;
    }
    .nav {
        margin-right: 5px;
        margin-top: 0px;
    }
    .dropdown-menu {
        padding: 0px 10px;
    }
    .search-group {
        display: none;
    }
    /*** Anasayfa - Slider ***/
    p.slider-text {
        font-size: 40px;
    }
    p.slider-small-text {
        font-size: 25px;
    }
    .wiki-cols {
        height: 71vh;
    }
    .wiki-col .item-meta p.item-title-description {
        font-size: 18px;
    }
    /*** Anasayfa - Bizimle İletişime Geçin ***/
    p.our-contact-section-title {
        font-size: 18px;
    }
    p.our-contact-section-detail {
        font-size: 25px;
    }
    /*** Anasayfa - Hizmetler ***/
    #home-services-slider .item {
        height: 60vh;
    }
    #home-services-slider .item .item-package-group ul li:hover {
        height: 21vh;
    }
    /*** Anasayfa - Sistemler ***/
    .home-systems-col p.item-number {
        font-size: 20px;
        padding: 5px 15px;
    }
    .home-systems-col .item-meta {
        top: 10%;
    }
    .home-systems-cols {
        height: 46vh;
    }
    /*** Breadcrumb ***/
    p.breadcrumb-title {
        font-size: 40px;
    }
    /*** Referanslar ***/
    .references-panel {
        height: 25vh;
    }
    /*** S.S.S. ***/
    ul.sss-list li a.sss-list-down-title {
        font-size: 16px;
    }
    /*** Simülatör ***/
    section.simulator-section {
        padding: 100px 5px;
    }
    form.simulator-form .item .item-panel p.panel-title {
        font-size: 20px;
        margin-bottom: 20px;
    }
    .panel-type-item.four {
        width: 49%;
        border: none;
        margin-bottom: 10px;
        height: 10vh;
    }
    ul.setup-cost-list.three li {
        height: 150px;
    }
}

@media(max-width:1024px) {
    /*** Anasayfa - Slider ***/
    .wiki-cols {
        height: 67vh;
    }
    /*** Anasayfa - Sistemler ***/
    .home-systems-col p.item-number {
        padding: 0px 10px;
    }
    p.down-title {
        font-size: 22px;
    }
    .home-systems-cols {
        height: 44vh;
    }
    /*** Haberler ***/
    p.medium-title {
        font-size: 22px;
    }
}

@media(max-width:820px) { 
    a.button {
        padding: 5px 10px;
    }
    /*** Header ***/
    section.header {
        padding: 5px 30px;
    }
    .logo {
        width: 17%;
    }
    button.toggle-nav {
        color: #000;
        background-color: transparent;
        border: none;
        display: block;
        float: right;
        padding: 0px;
        margin-top: 14px;
        font-size: 25px;
    }
    .nav {
        background-color: rgb(0,0,0,0.9);
        position: fixed;
        float: none;
        height: 100%;
        width: 0;
        z-index: 9;
        top: 0;
        right: 0;
        overflow-x: hidden;
        transition: 0.4s;
        padding-top: 0px;
        margin: 0px;
    }
    .nav ul li {
        display: block;
        width: 100%;
        text-align: left; 
        border-bottom: 1px solid transparent;
        padding: 10px 20px; 
    }
    .nav ul li:first-child {
        text-align: right;
    }
    .nav ul li.special-page {
        background-color: transparent;
        padding: 10px 20px;
    }
    .nav ul li a {
        color: #fff;
    }
    .nav ul li.special-page a {
        color: #fecc17;
    }
    .nav ul li a.closebtn {
        display: block;
        font-size: 50px;
    }
    .nav ul li.mobile-simulator {
        display: block;
    }
    .nav ul li.mobile-simulator a {
        color: #fecc17;
    }
    .dropdown-menu {
        background-color: transparent;
        position: relative;
        width: 100%;
        left: 0;
        margin-bottom: 10px;
    }
    .dropdown-menu a.dropdown-item {
        color: #fff;
        border-bottom: 1px solid #fff;
    }
    .dropdown-menu a.dropdown-item:hover,
    .dropdown-menu a.dropdown-item.active,
    .dropdown-menu a.dropdown-item:focus {
        color:#fecc17;
        background-color: transparent;
        border-bottom: 1px solid #fecc17;
    }
    .lang {
        display: none;
    }
    .nav ul li.mobile-lang {
        display: inline-block;
        width: auto;
        padding: 10px 10px 10px 20px;
    }
    .nav ul li.mobile-lang img {
        width: 35px;
    }
    /*** Anasayfa - Slider ***/
    .home-slider-left {
        display: none;
    }
    .wiki-cols {
        width: 100%;
        padding: 0px;
        height: 80vh;
    }
    p.slider-text {
        font-size: 35px;
    }
    /*** Anasayfa - Bizimle İletişime Geçin ***/
    section.our-contact-section {
        padding: 20px 0px;
    }
    section.our-contact-section img {
        width: 100%;
    }
    p.our-contact-section-title {
        margin-left: 65px;
    }
    p.our-contact-section-detail {
        font-size: 20px;
    }
    /*** Anasayfa - Hizmetler ***/
    section.home-services .title-group p.title a.button {
        left: 40%;
    }
    #home-services-slider .item {
        height: 63vh;
    }
    #home-services-slider .item .item-package-group ul li:hover {
        height: 25vh;
    }
    /*** Anasayfa - Sistemler ***/
    .home-systems-cols {
        display: none;
    } 
    .home-systems-mobile-slider {
        display: block;
    }
    .home-systems-mobile-slider .item-meta {
        position: absolute;
        text-align: left;
        z-index: 1;
        top: 20%;
        left: 20;
    }
    .home-systems-mobile-slider p.item-number {
        color: #fff;
        border: 2px solid #fff;
        border-radius: 25px;
        width: fit-content;
        padding: 0px 10px;
        font-size: 20px;
    }
    .home-systems-mobile-slider p.down-title {
        color: #fff;
    }
    /*** Anasayfa - Haberler ***/
    section.home-news .title-group p.title a.button {
        left: 40%;
    }
    /*** Footer ***/
    .footer-column {
        text-align: center;
        margin-bottom: 20px;
    }
    .footer-logo img {
        width: 20%;
    }
    /*** Latek ***/
    .clearfix {
        display: flex;
        flex-wrap: wrap-reverse;
    }
    /*** Breadcrumb ***/
    p.breadcrumb-title {
        font-size: 30px;
    }
    .breadcrumb-text {
        top: 60%;
    }
    /*** Haberler ***/
    ul.tree-list {
        margin-top: 50px;
    }
    /*** Referanslar ***/
    .references-panel {
        height: 35vh;
    }
    /*** İletişim ***/
    section.contact {
        padding: 100px 0px;
    }
    .contact-detail {
        margin-bottom: 20px;
    }
    p.contact-title {
        font-size: 40px;
    }
    /*** Simülatör ***/
    .panel-type-item.four {
        width: 24%;
        height: auto;
    }
    ul.result-list-item.four li {
        height: 21vh;
    }
    form.simulator-form .item .item-panel {
        height: auto;
    }
    .panel-type-item.four input[type=radio] {
        position: relative;
    }
}

@media(max-width:769px) {
    /*** Header ***/
    .logo {
        width: 20%;
        margin-top: 15px;
    }
    button.toggle-nav {
        font-size: 23px;
    }
	/*** Anasayfa - Slider ***/
    p.slider-text {
        font-size: 30px;
    }
    .wiki-cols {
        height: 75vh;
    }
    .wiki-col .item-meta p.item-title {
        font-size: 30px;
    }
    /*** Footer ***/
    .footer-logo img {
        width: 30%;
    }
    /*** Breadcrumb ***/
    section.breadcrumb {
        height: 25%;
    }
    /*** İletişim ***/
    p.contact-title {
        font-size: 45px;
    }
    /*** Simülatör ***/
    p.cost-text {
        font-size: 28px;
    }
}

@media(max-width:769px) {
    /*** Anasayfa - Slider ***/
    section.home-slider {
        display: block;
    }
    .home-slider-left {
        display: none;
    }
    .wiki-cols {
        display: none;
    }
    .home-slider-mobile {
        display: block;
    }
    .home-slider-mobile .item-meta {
        position: absolute;
        text-align: left;
        z-index: 1;
        bottom: 20;
        left: 20;
    }
    .home-slider-mobile .item-meta p.item-title {
        font-family: "Minion-Pro-Italic";
        color: #fff;
        margin-bottom: 0px;
        font-size: 30px;
    }
    .home-slider-mobile .item-meta p.item-title-description {
        color: #fff;
        font-size: 20px;
    }
    .home-slider-mobile .item-meta a.button {
        background-color: #ff7b53;
        padding: 10px 15px;
    }
    #home-slider-mobile .owl-nav {
        display: block;
        position: absolute;
        margin: 0px;
        right: 0;
        left: 0;
        top: 50%;
    }
    #home-slider-mobile .owl-nav [class*=owl-] {
        color: #fff;
        background-color: transparent;
        position: absolute;
        transition: 0.4s;
        border: none;
        padding: 0px;
        margin: 0px;
        font-size: 50px;
    }
    #home-slider-mobile .owl-prev {
        left: 10;
    }
    #home-slider-mobile .owl-next {
        right: 10;
    }
    /*** Anasayfa - Bizimle İletişime Geçin ***/
    section.our-contact-section img {
        display: none;
    }
    p.our-contact-section-title {
        margin-left: 0px;
    }
    p.our-contact-section-detail {
        margin-left: 0px;
    }
    /*** Anasayfa - Hizmetler ***/
    p.back-title {
        font-size: 65px;
    }
    #home-services-slider .owl-prev {
        left: -40px;
    }
    #home-services-slider .owl-next {
        right: -40px;
    }
    /*** Footer ***/
    .footer-column {
        margin-bottom: 0px;
    }
    .footer-logo img {
        width: 25%;
    }
    /*** Breadcrumb ***/
    .breadcrumb-image {
        width: 100%;
    }
    p.breadcrumb-title {
        color: #fff;
    }
    /*** Hizmetler ***/
    section.classic-list-section .item .detail {
        margin-bottom: 20px;
    }
    /*** Simülatör ***/
    p.result-text {
        font-size: 20px;
    }
}

@media(max-width:540px) {
    a.button {
        padding: 5px 10px;
    }
    /*** Header ***/
    section.header {
        padding: 5px 20px;
    }
    .logo {
        width: 20%;
    }
    button.toggle-nav {
        font-size: 20px;
    }
    /*** Anasayfa - Latek ***/
    .default-section {
        margin: 75px 0px;
    }
    .detail-section {
        margin: 75px 0px;
    }
    /*** Anasayfa - Hizmetler ***/
    p.title {
        font-size: 35px;
    }
    #home-services-slider .item {
        height: 69vh;
    }
    #home-services-slider .item .item-package-group ul li:hover {
        height: 36vh;
    }
    #home-services-slider .owl-nav {
        top: 97%;
    }
    /*** Anasayfa - Sistemler ***/
    .home-systems-mobile-slider .item-meta {
        top: 5%;
    }
    .home-systems-mobile-slider p.down-title {
        font-size: 16px;
    }
    /*** Latek ***/
    .title-group.back p.title {
        margin-top: -50px;
    }
    /*** Medyada Biz ***/
    section.home-news .title-group p.title a.button {
        left: 50%;
    }
    /*** Hizmetler ***/
    section.services-section .item .col-lg-5.col-md-6.col-sm-6.col-xs-6 {
        width: 100%;
    }
    section.services-section .item .detail.col-lg-7.col-md-6.col-sm-6.col-xs-6 {
        width: 100%;
        margin-bottom: 20px;
    }
    /*** Referanslar ***/
    .references-panel {
        height: 25vh;
    }
    p.down-title {
        font-size: 20px;
    }
    /*** İletişim ***/
    p.contact-title {
        font-size: 35px;
    }
    /*** Simülatör ***/
    section.simulator-section {
        padding: 100px 0px;
    }
    p.result-text {
        font-size: 18px;
    }
    p.cost-text {
        font-size: 25px;
    }
    i.result-icon {
        font-size: 30px;
        margin-left: 5px;
    }
    ul.setup-cost-list.three li {
        height: 175px;
    }
}

@media(max-width:425px) {
    /*** Header ***/
    .logo {
        width: 30%;
    }
    button.toggle-nav {
        margin-top: 12px;
    }
    /*** Anasayfa - Slider ***/
    #home-slider-mobile .owl-nav {
        top: 45%;
    }
    #home-slider-mobile .owl-nav [class*=owl-] {
        font-size: 40px;
    }
    /*** Anasayfa - Bizimle İletişime Geçin ***/
    .our-contact-right-section {
        padding: 0px;
    }
    p.our-contact-section-detail {
        font-size: 20px;
    }
    /*** Anasayfa - Hizmetler ***/
    #home-services-slider .item {
        height: 70vh;
    }
    #home-services-slider .item .item-package-group ul li {
        height: 8vh;
    }
    #home-services-slider .item .item-package-group ul li:hover {
        height: 28vh;
    }
    /*** Footer ***/
    .footer-logo img {
        width: 50%;
    }
    /*** Breadcrumb ***/
    section.breadcrumb {
        height: 23%;
    }
    p.breadcrumb-title {
        font-size: 25px;
    }
    /*** Latek ***/
    p.back-title {
        font-size: 55px;
    }
    /*** Medyada Biz ***/
    section.home-news .title-group p.title a.button {
        left: 60%;
    }
    /*** Simülatör ***/
    .step-bar li:after {
        width: 90%;
    }
    .panel-type-item.four {
        width: 100%;
        text-align: center;
        margin-bottom: 25px;
        border-bottom: 1px solid #fff;
        padding-bottom: 10px;
    }
    .panel-type-item input[type=radio] {
        margin-left: 46%;
    }
    label {
        margin-bottom: 0px;
    }
    form.simulator-form button {
        padding: 10px 50px;
    }
    ul.result-list-item.four li {
        width: 100%;
        border-bottom: 1px solid #000;
        height: auto;
    }
    ul.setup-cost-list.two li {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid #fff;
        text-align: center;
    }
    ul.setup-cost-list.three li {
        text-align: center;
        width: 100%;
        border-right: none;
        border-bottom: 1px solid #fff;
        height: auto;
    }
    .panel-type-item.three {
        width: 100%;
        border-right: none;
        margin-bottom: 20px;
        border-bottom: 1px solid #fff;
        padding-bottom: 10px;
    }
    .panel-type-item input[type=checkbox] {
        margin-left: 46%;
    }
}