*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;

}

body {
    width: 100%;
    height: 100vh;
    background: rgba(19, 41, 75, 1);
}
.container {
    width: 80%;
    margin: 0 auto;
    color: white;
}
nav {
    position: fixed;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 80%;
    z-index: 10;
    padding: 1rem 0;
    color: rgb(147, 193, 61);
    border-bottom: solid;
    background: rgb(19, 41, 75);
    

}
.scroll {
    background: rgb(19, 41, 75);
}

nav a  {
    width: 30%;
}
.bosluk {
    height: 5rem;
}
.logo img{
    width: 100%;
    height: 100%;
}
.nav-links {
    display: flex;
    align-items: center;
}
.nav-links a {
    width: auto;
}
.nav-link {
    margin: 0 1rem;
    color: rgb(147, 193, 61);
    font-weight: 700;
}
.nav-link last-child {
    margin-right: 0;
}

.menubar {
    display: none;
    flex-direction: column;
}
.menubar div {
    width: 2.5rem;
    height: 0.2rem;
    margin: 0.1rem 0;
    background-color: rgb(147, 193, 61);
}

@media screen and (max-width: 850px) {

    .container {
        width: 90%;
    }
    nav {
        width: 90%;
        font-size: 0.5rem;
    }
    nav a  {
        height: 35px;
        width: 230px;
    }
    .nav-links {
        position: fixed;
        width: 50%;
        height: 100vh;
        top: 0;
        right: 0;
        padding-top: 6rem;
        flex-direction: column;
        align-items: center;
        transform: translateX(150%);
        background-color: rgba(19, 41, 75, 0.95);
        transition: .5s ease all;
    }
    .show {
        transform: translateX(10%);
        border-left: 2px rgb(147, 193, 61) solid;
    }
    .nav-link {
        margin: 1rem 0;
        color: white;
    }
    .bosluk {
        height: 3rem;
    }
    .menubar {
        display: flex;
        z-index: 999;
    }
    .menubar div {
        width: 2.5rem;
        height: 0.2rem;
        margin: 0.1rem 0;
    }
}

.img {
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#about {
    margin: 3rem 0;
    width: 100%;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.about-text {
    width: 35%;
    margin-right: 5rem;
}
.about-text h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: rgb(147, 193, 61);
}
.about-text p {
    line-height: 160%;
}
.about-img {
    width: 50%;
}

@media screen and (max-width: 850px) {

    #about {
        margin: 2rem 0;
        height: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-between;
    }
    .about-text {
        width: 100%;
        margin-right: 0;
    }
    .about-text h2 {
        font-size: 1.5rem;
        margin-bottom: 0.7  rem;
    }
    .about-text p {
        line-height: 150%;
    }
    .about-img {
        width: 100%;
        height: 50vh;
        margin-top: 1rem;
    }
    
}



#about-2 {
    margin: 3rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.nedenbiz {
    width: 70%;
    height: 100%;
}
.m-v {
    width: 30%;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
#about-2 h2 {
    color: rgb(147, 193, 61);
    padding-bottom: 5px;
}
#about-2 h3 {
    text-decoration: underline;
    padding-bottom: 5px;
}
#about-2 p {
    padding-bottom: 5px;
}

@media screen and (max-width: 850px) {
    #about-2 {
        margin: 2rem 0;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .nedenbiz {
        width: 100%;
    }
    .m-v {
        width: 100%;
        flex-direction: column;
        gap: 2rem;
        padding-bottom: 2rem;
    }
}
#about-3 {
    margin: 3rem 0;
    width: 100%;
    height: 60vh;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.about-3-text {
    width: 20%;
    display: flex;
    flex-direction: column;
    text-align: center;
}
#about-3 h1 {
    padding-bottom: 2rem;
    font-size: 8rem;
}



@media screen and (max-width: 850px) {
    #about-3 {
        margin: 4rem 0 2rem 0;
        height: 100%;
        display: flex;
        flex-wrap: wrap;
    }
    
    .about-3-text {
        width: 45%;
        display: flex;
        flex-direction: column;
        text-align: center;
        padding-bottom: 2rem;
    }
    #about-3 h1 {
        padding-bottom: 1rem;
        font-size: 4rem;
    }
}

#ref h2 {
    text-align: center;
    padding-top: 2rem;
    color: rgb(147, 193, 61);
}

@keyframes ref-slayt {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-100%);
    }
}

.referans1, .referans2,.referans3 {
    background: rgb(19, 41, 75);
    overflow: hidden;
    padding-top: 3rem;
    white-space: nowrap;
    position: relative;
}

.referans3 {
    padding-bottom: 3rem;
}

.referans1::before, .referans1::after, 
.referans2::before, .referans2::after,
.referans3::before, .referans3::after {
    position: absolute;
    top: 0;
    width: 250px;
    height: 100%;
    content: "";
    z-index: 2;
}

.referans1::before, .referans2::before, .referans3::before{
    left: 0;
    background: linear-gradient(to left,rgba(19, 41, 75, 0),rgba(19, 41, 75,1));
}

.referans1::after, .referans2::after, .referans3::after{
    right: 0;
    background: linear-gradient(to right,rgba(19, 41, 75, 0),rgba(19, 41, 75,1));
}

.referans1:hover .referans-slayt1,
.referans2:hover .referans-slayt2,
.referans3:hover .referans-slayt3 {
    animation-play-state: paused;
}

.referans-slayt1, .referans-slayt2, .referans-slayt3 {
    display: inline-block;
    animation: 30s ref-slayt infinite linear;
}

.referans-slayt1 img,
.referans-slayt2 img,
.referans-slayt3 img {
    height: 100px;
    margin: 0 40px;
}

@media screen and (max-width: 850px) {
    .referans1, .referans2,.referans3 {
        padding-top: 2rem;
    }
    
    .referans3 {
        padding-bottom: 2rem;
    }
    
    .referans1::before, .referans1::after, 
    .referans2::before, .referans2::after,
    .referans3::before, .referans3::after {
        width: 150px;
    }
    
    .referans1:hover .referans-slayt1,
    .referans2:hover .referans-slayt2,
    .referans3:hover .referans-slayt3 {
        animation-play-state: running;
    }
    
    .referans-slayt1 img,
    .referans-slayt2 img,
    .referans-slayt3 img {
        height: 70px;
        margin: 0 20px;
    }
}

#vid {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 70vh;
    margin: 5rem 0;
}
#vid h3 {
    font-size: 2rem;
}
#vid h3 span {
    color: rgb(147, 193, 61);
}
.card-wrapper {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 4rem;
}
.card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: gray;
    border-radius: 1rem;
    padding: 1.5rem;
    margin: 2rem;
    box-shadow: 1px 1px 1px -1px gray;
    color: black;
    cursor: pointer;
    transition: transform 0.3s ease;
    width: 160px;
}
.card-text {
    font-size: 1.2rem;
}
.card:hover {
    transform: scale(1.1);
}
.icon {
    font-size: 3rem;
    margin: 2rem;
}
.video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -999;
}
.video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}
@media screen and (max-width: 850px) {

    #vid {
        height: 100%;
        margin: 2rem 0;
    }
    #vid h3 {
        font-size: 2rem;
        text-align: center;
        padding: 0rem;
    }
    .card-wrapper {
        display: flex;
        flex-direction: column;
        flex-wrap: wrap;
        margin-top: 2rem;
    }
    .card {
        padding: 1rem;
        margin: 1rem;
    }
    .card-text {
        font-size: 1rem;
    }
    .card:hover {
        transform: scale(1.1);
    }
    .icon {
        font-size: 3rem;
        margin: 1rem;
    }
    .video {
        display: none;
    }
    
}

#son-alan {
    margin: 3rem 0;
    width: 100%;
    height: auto;
    display: flex;
    flex-wrap: wrap;
    align-items: top;
    justify-content: space-between;
}

.iletisim {
    width: 40%;
}
.iletisim h3 {
    padding-bottom: 1rem;
    font-size: 1.5rem;
}
.iletisim p {
    font-size: 1rem;
}
.adres {
    align-items: center;
    display: flex;
}
.telefon {
    align-items: center;
    display: flex;
    color: white;
}
.mail {
    align-items: center;
    display: flex;
}
.iletisim .icon {
    color: rgb(147, 193, 61);
}
.iletisim p {
    padding-bottom: 0.5rem;
}

.urunler {
    width: 60%;
    text-align: center;
}

.urunler h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: rgb(147, 193, 61);
}

.urunler h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-decoration: underline rgb(147, 193, 61);
}
.urunler h3 {
    font-size: 1.2rem;
    margin: 0 0;

}

.baslik {
    text-align: center;
}
.ana-baslik{
    border-bottom: rgb(147, 193, 61) solid;
    margin-bottom: 2rem;
}
.liste {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: top;
    gap: 1rem;
}

.liste div {
    width: 250px;
}

@media screen and (max-width: 850px) {

    #son-alan {
        margin: 3rem 0;
        width: 100%;
        height: auto;
        display:flex;
        flex-direction: column;
        justify-content: center;
    }
    .iletisim {
        width: 100%;
        margin-top: 2rem;
        padding-top: 2rem;
        border-top: 2px rgb(147, 193, 61) solid;
    }
    .iletisim h3 {
        padding-bottom: 1rem;
    }
    .adres {
        align-items: center;
        display: flex;
    }
    .telefon {
        align-items: center;
        display: flex;
    }
    .mail {
        align-items: center;
        display: flex;
    }
    .urunler {
        width: 100%;
    }
    .urunler h1 {
        font-size: 1.5rem;
    }
    
    .urunler h2 {
        font-size: 1.2rem;
    }
    .urunler h3 {
        font-size: 1rem;
    }
    .liste {
        margin: 0 1rem;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        align-items: top;
    }
}

#copyright {
    height: 5rem;
    padding-bottom: 2rem;
    border-top: rgb(147, 193, 61) solid;
    display: flex;
    justify-content: space-between;
}

#copyright p {
    padding: 0.5rem 2rem;
}