/*** Spinner Start ***/
/*** Spinner ***/
#spinner {
    opacity: 0;
    visibility: hidden;
    transition: opacity .5s ease-out, visibility 0s linear .5s;
    z-index: 99999;
}

#spinner.show {
    transition: opacity .5s ease-out, visibility 0s linear 0s;
    visibility: visible;
    opacity: 5;
}
/*** Spinner End ***/

.back-to-top {
    position: fixed;
    right: 30px;
    bottom: 30px;
    display: flex;
    width: 45px;
    height: 45px;
    align-items: center;
    justify-content: center;
    transition: 0.5s;
    z-index: 99;
}

/*** Button Start ***/
.btn {
    font-weight: 600;
    transition: .5s;
}

.btn-square {
    width: 32px;
    height: 32px;
}

.btn-sm-square {
    width: 34px;
    height: 34px;
}

.btn-md-square {
    width: 44px;
    height: 44px;
}

.btn-lg-square {
    width: 56px;
    height: 56px;
}

.btn-square,
.btn-sm-square,
.btn-md-square,
.btn-lg-square {
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: normal;
    border-radius: 50%;
}

.btn.btn-primary {
    box-shadow: inset 0 0 0 0 var(--bs-primary);
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);

}

.btn.btn-primary:hover {
    box-shadow: inset 300px 0 0 0 var(--bs-light) !important;
    color: var(--bs-primary) !important;
}

.btn.btn-light {
    box-shadow: inset 0 0 0 0 var(--bs-primary);
}

.btn.btn-light:hover {
    box-shadow: inset 300px 0 0 0 var(--bs-primary);
    color: var(--bs-light) !important;
}

.btn-hover {
    transition: 0.5s;
}

.btn-hover:hover {
    color: var(--bs-secondary) !important;
}

/*** Section Title Start ***/
.section-title {
    max-width: 900px;
    text-align: center;
    margin: 0 auto;
}

.section-title .sub-style {
    position: relative;
    display: inline-block;
    text-transform: uppercase;
    color: var(--bs-primary);
}

.section-title .sub-style::before {
    content: "";
    width: 100px;
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    margin-top: 8px;
    margin-left: -100px;
    border: 1px solid var(--bs-primary) !important;
}

.section-title .sub-style::after {
    content: "";
    width: 40px;
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    margin-bottom: 5px;
    margin-left: -40px;
    border: 1px solid var(--bs-primary) !important;
}

.sub-title {
    position: relative;
    display: inline-block;
    text-transform: uppercase;
    color: var(--bs-primary);
}

.sub-title::before {
    content: "";
    width: 75px;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    margin-top: 8px;
    margin-right: -75px;
    border: 1px solid var(--bs-primary) !important;
}

.sub-title::after {
    content: "";
    width: 40px;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    margin-bottom: 8px;
    margin-right: -40px;
    border: 1px solid var(--bs-primary) !important;
}


/*** Topbar Start ***/
.fixed-top .container {
    transition: 0.5s;
   
    
}

.topbar {
    padding: 2px 10px 2px 20px;
    background: var(--bs-primary) !important;
    
}

.topbar a,
.topbar a i {
    transition: 0.5s;
    
}

.topbar a:hover,
.topbar a i:hover {
    color: var(--bs-secondary) !important;
}


@media (max-width: 576px) {
    .topbar {
        display: none;    
    }
}
/*** Topbar End ***/


/*** Navbar ***/
.navbar-light .navbar-nav .nav-link {
    font-family: 'Open Sans', sans-serif;
    position: relative;
    margin-right: 25px;
    padding: 35px 0;
    color: var(--bs-dark) !important;
    font-size: 16px;
    font-weight: 400;
    outline: none;
    transition: .5s;
}

.sticky-top.navbar-light .navbar-nav .nav-link {
    padding: 20px 0;
    color: var(--dark) !important;
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
    color: var(--bs-primary) !important;
}

.navbar-light .navbar-brand img {
    max-height: 50px;
    transition: .5s;
}

.sticky-top.navbar-light .navbar-brand img {
    max-height: 45px;
}

.navbar .dropdown-toggle::after {
    border: none;
    content: "\f107";
    font-family: "Font Awesome 5 Free";
    font-weight: 600;
    vertical-align: middle;
    margin-left: 8px;
}

@media (min-width: 1200px) {
    .navbar .nav-item .dropdown-menu {
        display: block;
        visibility: hidden;
        top: 100%;
        transform: rotateX(-75deg);
        transform-origin: 0% 0%;
        border: 0;
        border-radius: 10px;
        transition: .5s;
        opacity: 0;
    }
}

.dropdown .dropdown-menu a:hover {
    background: var(--bs-primary);
    color: var(--bs-white);
}

.navbar .nav-item:hover .dropdown-menu {
    transform: rotateX(0deg);
    visibility: visible;
    background: var(--bs-light) !important;
    transition: .5s;
    opacity: 1;
}

@media (max-width: 991.98px) {
    .sticky-top.navbar-light {
        position: relative;
        background: var(--bs-white);
    }

    .navbar.navbar-expand-lg .navbar-toggler {
        padding: 10px 20px;
        border: 1px solid var(--bs-primary);
        color: var(--bs-primary);
    }

    .navbar-light .navbar-collapse {
        margin-top: 15px;
        border-top: 1px solid #DDDDDD;
    }

    .navbar-light .navbar-nav .nav-link,
    .sticky-top.navbar-light .navbar-nav .nav-link {
        padding: 10px 0;
        margin-left: 0;
        color: var(--bs-dark) !important;
    }

    .navbar-light .navbar-brand img {
        max-height: 45px;
    }
}

@media (min-width: 992px) {
    .navbar-light {
        position: absolute;
        width: 100%;
        top: 0;
        left: 0;
        border-bottom: 1px solid rgba(255, 255, 255, .1);
        z-index: 999;
    }
    
    .sticky-top.navbar-light {
        position: fixed;
        background: var(--bs-light) !important;
    }

    .navbar-light .navbar-nav .nav-link::before {
        position: absolute;
        content: "";
        width: 0;
        height: 2px;
        bottom: -1px;
        left: 50%;
        background: var(--bs-primary);
        transition: .5s;
    }

    .navbar-light .navbar-nav .nav-link:hover::before,
    .navbar-light .navbar-nav .nav-link.active::before {
        width: calc(100% - 2px);
        left: 1px;
    }

    .navbar-light .navbar-nav .nav-link.nav-contact::before {
        display: none;
    }
}
/*** Carousel Hero Header Start ***/
.header-carousel {
    position: relative; 
}

.header-carousel .owl-nav .owl-prev {
    position: absolute;
    width: 70px;
    height: 70px;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    border-radius: 50%;
    background: var(--bs-primary);
    color: var(--bs-white);
    font-size: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.5s;
}

.header-carousel .owl-nav .owl-next {
    position: absolute;
    width: 70px;
    height: 70px;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
    border-radius: 50%;
    background: var(--bs-primary);
    color: var(--bs-white);
    font-size: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.5s;
}

.header-carousel .owl-nav .owl-prev,
.header-carousel .owl-nav .owl-next {
    transition: 0.5s;
}

.header-carousel .owl-nav .owl-prev:hover,
.header-carousel .owl-nav .owl-next:hover {
    box-shadow: inset 150px 0 0 0 var(--bs-light) !important;
    color: var(--bs-primary) !important;
}

@media (max-width: 576px) {
    .header-carousel .owl-nav .owl-prev,
    .header-carousel .owl-nav .owl-next {
        top: 630px;
        transition: 0.5s;
    }

    .header-carousel .header-carousel-item .carousel-caption .carousel-caption-content {
        width: 95% !important;
        
       
    }
 
}

.header-carousel .header-carousel-item,
.header-carousel .header-carousel-item img {
    position:relative;
    width: 100%;
    height: 700px;
    margin-top: 95px;
    display: block;
    
    transition: 0.5s;

}

@media (max-width: 576px) {
    .header-carousel .header-carousel-item,
    .header-carousel .header-carousel-item img {
        margin-top: 0;
        transition: 0.5s;
        height: 250px;
       


    }



}

@media only screen and (max-width: 767px) {

    #div1content{ display:none;}
  
  }

@media (min-width: 992px) {
    .header-carousel .owl-nav .owl-prev,
    .header-carousel .owl-nav .owl-next {
        margin-top: 50px;
    }
}

.header-carousel .header-carousel-item .carousel-caption {
    width: 100%;
    height: 100%;
    position:absolute;
    top: 0;
    left: 0;
    padding: 100px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, .3);

    
}

.header-carousel .header-carousel-item .carousel-caption .carousel-caption-content {
    position: relative;
    width: 75%;
    color: #ffffff;
    


    /**opacity: 1;**//
    
}

.header-carousel .header-carousel-item .carousel-caption .carousel-caption-content .p {
    text-shadow: 1px 1px 2px pink;
}











/*** Carousel Hero Header End ***/


/*** Single Page Hero Header Start ***/
.bg-breadcrumb {
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/about-us-page-examples.png);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    padding: 400px 0 60px 0;
}

.bg-breadcrumb.kariyer {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/kariyerbanner.png);
}

.bg-breadcrumb.kalite-politikamiz {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/kalitepolbos.png);
}

.bg-breadcrumb.kurumsal-kimlik {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/aboutus.jpg);
}
.bg-breadcrumb.referanslarimiz {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/our_references.png);
  
}

.bg-breadcrumb.hizmetlerimiz {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/hizmetlerimiz.jpg);
    
}

.bg-breadcrumb.tamamlanan-projelerimiz {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/completedprojects.png);
}

.bg-breadcrumb.devam-eden-projelerimiz {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/ongoingprojects.png);
}

.bg-breadcrumb.bize-ulasin {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/teleme.jpeg);
}

.bg-breadcrumb.sitemaps {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/sitemaps.png);
}

.bg-breadcrumb.element-haberler {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/element-haberler.jpg);
}

.bg-breadcrumb.sektorel-haberler {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(../img/element-haberler.jpg);
}

.bg-breadcrumb .breadcrumb-item a {
    color: var(--bs-white) !important;
}
/*** Single Page Hero Header End ***/


/*** Service Start ***/
.service .service-item {
    box-shadow: 0 0 45px rgba(0, 0, 0, .2) ;
}

.service .service-item .service-img {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service .service-item .service-img img {
    height: 250px;
    object-fit: cover;
    transition: 0.5s;
}

.service .service-item .service-img::before {
    width: 100%;
    height: 0;
    position: absolute;
    content: "";
    top: 0;
    left: 0;
    border-top-right-radius: 10px;
    border-top-left-radius: 10px;
    transition: 0.5s;
    z-index: 5;
    
}

.service .service-item:hover .service-img::before {
    height: 100%;
    background: rgba(21, 185, 217, .3);
}

.service .service-item .service-img:hover img {
    transform: scale(1.3);
}

.service .service-item .service-content {
    position: relative;
    z-index: 2;
    min-height: 280px;
    bottom: 0%;
}

.service .service-item .service-content::before {
    width: 100%;
    height: 8px;
    position: absolute;
    content: "";
    bottom: 0;
    left: 0;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    background: rgba(21, 185, 217, .5);
    transition: 0.5s;
    z-index: 3;
}

.service .service-item:hover .service-content::before {
    background: rgba(21, 185, 217, .5);
    height: 100%;
}

.service .service-item .service-content .service-content-inner {
    transition: 0.5s;
}


.service .service-item:hover .service-content .service-content-inner {
    position: relative;
    color: var(--bs-white) !important;
    z-index: 9;
}
.service .service-item:hover .service-content .service-content-inner h5 {
    color: var(--bs-success);
}

/*** Service End ***/


/*** Project Starts **/

.project .project-item {
    box-shadow: 0 0 45px rgba(0, 0, 0, .2) ;
}

.project .project-item .project-img {
    position: relative;
    overflow:inherit;
    z-index: 1;
}

.project .project-item .project-img img {
    height: 250px;
    object-fit:scale-down;
    transition: 0.5s;
}

.project .project-item .project-img::before {
    width: 100%;
    height: 0;
    position: absolute;
    content: "";
    top: 0;
    left: 0;
    border-top-right-radius: 10px;
    border-top-left-radius: 10px;
    transition: 0.5s;
    z-index: 5;
    
}

.project .project-item:hover .project-img::before {
    height: 100%;
    background: rgba(21, 185, 217, .3);
}

.project .project-item .project-img:hover img {
    transform: scale(1.3);
}

.project .project-item .project-content {
    position: relative;
    z-index: 2;
    height:200px;
    min-height:50%;
    bottom: 0%;

}

.project .project-item .project-content::before {
    width: 100%;
    height: 8px;
    position: absolute;
    content: "";
    bottom: 0;
    left: 0;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    background: rgba(21, 185, 217, .5);
    transition: 0.5s;
    z-index: 3;
}

.project .project-item:hover .project-content::before {
    background: rgba(21, 185, 217, .5);
    height: 100%;
}

.project .project-item .project-content .project-content-inner {
    transition: 0.5s;

}


.project .project-item:hover .project-content .project-content-inner {
    position: fixed;
    color: var(--bs-white) !important;
    z-index: 9;
    text-align: center;

}
.project .project-item:hover .project-content .project-content-inner h5 {
    color: var(--bs-success);
    font-size: 100%;

}
.project .project-item:hover .project-content .project-content-inner p {
    color: var(--bs-success);

}




/*** Project Ends **/
/*** About Start ***/
.about .about-img {
    position: relative;
    overflow: hidden;
    height: 100%;
    border-radius: 10px;
}

.about .about-img .about-img-inner {
    position: absolute;
    left: 0; 
    bottom: 0; 
    border: 10px solid; 
    border-color: var(--bs-white) var(--bs-white) var(--bs-white) var(--bs-white);
    border-radius: 50%;

}

.about .about-img .about-experience {
    position: absolute;
    top: 125px; 
    left: -125px; 
    transform: rotate(-90deg);
    background: transparent;
    color: var(--bs-primary);
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 4px;
}

/*** About End ***/


/**** References Start ***/
.references {
    background: #3F69AA;
    opacity: 0.7;
    background-position: center center;
    background-repeat: no-repeat;
    /*background-size: cover;*/
    background-attachment: fixed;

}



/*** Contact Start ***/
.contact {
    background: linear-gradient(rgba(27, 122, 245, 0.9), rgba(116, 189, 231, 0.9));
    background-position: center center;
    background-repeat: no-repeat;
    /*background-size: cover;*/
    background-attachment: fixed;
 
}


.contact .contact-form .btn.btn-light {
    box-shadow: inset 0 0 0 0 var(--bs-primary);
}

.contact .contact-form .btn.btn-light:hover {
    box-shadow: inset 600px 0 0 0 var(--bs-primary) !important;
    color: var(--bs-dark) !important;
}

.contact .contact-form .form-floating input,
.contact .contact-form .form-floating textarea,
.contact .contact-form .form-floating label {
    color: var(--bs-dark);
}



/* Testimonial Section Title Start */
.contact .section-title {
    max-width: 900px;
    text-align: center;
    margin: 0 auto;
}

.contact .section-title .sub-style {
    position: relative;
    display: inline-block;
    text-transform: uppercase;
    color: var(--bs-primary);
}

.contact .section-title .sub-style::before {
    content: "";
    width: 100px;
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    margin-top: 8px;
    margin-left: -100px;
    border: 1px solid var(--bs-white) !important;
}

.contact .section-title .sub-style::after {
    content: "";
    width: 50px;
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    margin-bottom: 5px;
    margin-left: -50px;
    border: 1px solid var(--bs-white) !important;
}

.contact .section-title .sub-title {
    position: relative;
    display: inline-block;
    text-transform: uppercase;
    color: var(--bs-primary);
}

.contact .section-title .sub-title::before {
    content: "";
    width: 100px;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    margin-top: 8px;
    margin-right: -100px;
    border: 1px solid var(--bs-white) !important;
}

.contact .section-title .sub-title::after {
    content: "";
    width: 50px;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    margin-bottom: 8px;
    margin-right: -50px;
    border: 1px solid var(--bs-white) !important;
}
/*** Contact End ***/


/*** Footer Start ***/
.footer {
    background: linear-gradient(rgba(162, 205, 240, 0.9),rgba(62, 120, 245, 0.9) );
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    align-items: center;
    text-align: center;
    font-weight: bold;
}
.footer .footer-item a {
    align-items: center;
    line-height: 25px;
    color: var(--bs-body);
    transition: 0.5s;
    color: #313332;
}

.footer .footer-item p {
    line-height: 25px;
    font-weight: bold;
    color: var(--bs-body);
    transition: 0.5s;
    color: #313332;
  
}

.footer .footer-item h4 {
    font-weight: bold;
    color: var(--bs-body);
    transition: 0.5s;
  
}

.footer .footer-item a:hover {
    letter-spacing: 1.5px;
    color: var(--bs-primary);
    transition: 0.5s;
  
} 

/*** Footer End ***/

/*** copyright Start ***/
.copyright {
    background: var(--bs-dark) !important;
    text-align: center;
    align-items: center;
}

/*** copyright end ***/

.table thead {
    background-color: #0a1baf;
    color: #fff;
    color:#fefffe ;
    
    
}

.text-dark-blue {
    color: #2765ea;
}




/***why section start**/

.why_section .box {
 
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    text-align: center;
    margin-top: 10px;
  }
  
  .why_section .box .img-box {
    margin-bottom: 20px;
    width: 180px;
    height: 180px;
    min-width: 160px;
    min-height: 160px;
    border-radius: 100%;
    border: 5px solid #0f2541;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
  }
  


  .why_section .box .img-box img {
    width: 70%;
    height: 70%;
    object-fit: contain;
    fill: #95a5bb;
  }
  
  .why_section .box h5 {
    font-weight: bold;
    margin-bottom: 10px;
  }
  
  .why_section .box p {
    margin-bottom: 0;
  }
  
  .why_section .btn-box {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    margin-top: 60px;
  }
  
  .why_section .btn-box a {
    display: inline-block;
    padding: 10px 45px;
    background-color: #00bbf0;
    color: #ffffff;
    border-radius: 0;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    border: none;
  }
  
  .why_section .btn-box a:hover {
    background-color: #007fa4;
  }
  .heading_container {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
  
  .heading_container h2 {
    position: relative;
    font-weight: bold;
    margin:0%;
  }
  
  .heading_container h2 span {
    color: #00bbf0;
  }
  
  .heading_container p {
    margin-top: 10px;
    margin-bottom: 10px;
  }
  
  .heading_container.heading_center {
    -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        text-align: center;
  }
  a,
a:hover,
a:focus {
  text-decoration: none;
}

a:hover,
a:focus {
  color: initial;
}

.btn,
.btn:focus {
  outline: none !important;
  -webkit-box-shadow: none;
          box-shadow: none;
}

  /***why section end**/



  /** about section starts **/
  .about_section {
  
    background-color: #ffffff;
    color: #000000;
    
  
  }
  
  .about_section .heading_container {
  
    margin-bottom: 20px;
  }
  
  .about_section .row {
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
            display: flex;
            width: 100%;
  }
  
  .about_section .img-box img {
    max-width: 100%;
  }
  
  .about_section .detail-box h3 {
    font-weight: bold;
  }
  
  .about_section .detail-box p {
    margin-top: 15px;
  }
  
  .about_section .detail-box a {
    display: inline-block;
    padding: 10px 45px;
    background-color: #00bbf0;
    color: #ffffff;
    border-radius: 0px;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    border: none;
    margin-top: 0px;
  }
  
  .about_section .detail-box a:hover {
    background-color: #007fa4;
  }

/** about section end**/


/** sitemaps starts**/

.sitemap-h1 {
    font-weight: normal;
    line-height: 1.1;
    font-family: 'Quicksand', sans-serif;
    text-transform: uppercase;
    font-size: 3em;
    color: #fff;
}
.container-fluid .sitemap {
        width: 1200px;
        margin: 20px auto;
}
.sitemap-ul {
margin: 0;
padding: 0;
list-style-type:none;
}
.sitemap {
    width: 850px;
    margin: 50px auto;
}
.sitemap a {
    color: #000;
    text-decoration: none;
    display: inline-block;
    text-transform: uppercase;
    margin: 0 5px;
    border-radius: 7px;
    text-align: center;
    position: relative;
  }
  
  .first > li > a {
    background: #b4b5b4;
    width: 150px;
    height: 70px;
    line-height: 70px;
    display: block;
    margin: auto;
  }
  .first > li > a:after {
    content: "";
    position: absolute;
    left: 50%;
    width: 1px;
    height: 10px;
    background: #9e9f9e;
    top: 100%;
  }
  
  .second {
    padding-top: 20px;
  }
  .second > li {
    display: inline-block;
    vertical-align: top;
  }
  .second a {
    background: #cbcccb;
    font-size: 14px;
    width: 125px;
    height: 50px;
    line-height: 50px;
    z-index: 10;
  }
  .second a:before {
    content: "";
    position: absolute;
    border: 1px solid #9e9f9e;
    border-left: none;
    border-bottom: none;
    height: 9px;
    top: -10px;
    left: -76px;
    width: 139px;
  }
  .second li:first-child a:before {
    border-top: none;
  }
  
  .third {
    margin-left: 16px;
    padding-top: 20px;
  }
  .third a {
    background: #e4e4e3;
    width: 100px;
    height: 40px;
    line-height: 40px;
    margin-bottom: 10px;
    z-index: 5;
    font-size: 10px;
  }
  .third a:before {
    border: 1px solid #9e9f9e;
    border-right: none;
    border-top: none;
    height: 55px;
    top: -35px;
    left: -8px;
    width: 7px;
  }