*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'poppins', sans-serif;
}
#mode{
    cursor: pointer;
}
nav{
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 70px;
    padding: 10px 40px 5px 40px;
    position: sticky;
    top: 0;
    left: 0;
    z-index: 3;
    background: whitesmoke;
}
nav.show{
    background: rgba(59, 59, 59, 0.623);
}
footer.clear{
    background:linear-gradient(rgba(7, 7, 7, 0.5),rgb(43, 40, 40));
    color: white;
}
footer.clear .links div button{
    padding: 5px;
    outline: none;
    border: none;
    background: none;
    border-right: 2px solid white;
}
footer.clear .links div button a{
    color: white;
}
footer.clear h5{
    padding: 30px 0;
    border-bottom: 2px solid white;
    margin-bottom: 10px;
}

.section.active{
    background:linear-gradient(rgba(43, 40, 40),rgb(7, 7, 7, 0.5))
}
nav .logo{
    width: 150px;
    height: 100%;
    overflow: hidden;
}
nav .logo img{
    width: 100%;
    height: 100%;
}
nav .sign-in{
    color: white;
    font-size: 20px;
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 178px;
}
nav .sign-in a{
    text-decoration: none;
    color: red;
}
nav .sign-in #real:hover{
    padding: 10px 15px;
    background: red;
    color: white;
    border-radius: 7px;
}
nav .sign-in button{
    padding: 10px 15px;
    outline: none;
    border: none;
    background: red;
    border-radius: 5px;
}
nav .sign-in button a{
    text-decoration: none;
    color: white;
}
.section{
    background:linear-gradient(rgba(7, 7, 7, 0.5),rgb(43, 40, 40)),url(./images/background.jpg);
    background-position: center;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10% 0;
    width: 100%;
    height: 500px;
}

.section h1{
    font-size: 40px;
    color: white;
    text-align: center;
}

.swiper{
    width: 100%;
    height: 200px;
    background-color: black;
}
.swiper h3{
    color: white;
    text-align: center;
}
.swiper-slide{
    width: 200px;
    height: 100%;
}
.swiper-slide img{
    display: block;
    width: 100%;
    height: 100%;
    cursor: pointer;
    object-fit: cover;
}
.swiper-slide h3{
    text-align: center;
    margin-top: 10px;
} .swiper-slide h3 a{
    text-decoration: none;
    color: white;
}
 .swiper .swiper-button-next,
 .swiper .swiper-button-prev{
    color: white;
    background: rgba(59, 59, 59, 0.623);
    padding: 10px;
}
.rendering{
    width: 100%;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background:linear-gradient(rgba(7, 7, 7, 0.5),rgb(43, 40, 40))
}
.rendering .light{
    width: 50%;
    height: 300px;
    text-align: center;
    position: relative;
    color: white;
    margin: 20px;
}
.rendering span{
    position: absolute;
    top: 0;
    left: 0;
    background: red;
    width: 3px;
    height: 70px;
}
.rendering h1{
    margin: 0 0 30px 20px;
    font-weight: 200;
}
.rendering h1,
.rendering p{
    text-align: left;
}
.rendering .others{
    height: 300px;
    width: 40%;
    background: url(./images/spongebob\ \(2\).jpg);
    background-position: center;
    background-size: cover;
}
footer{
    background: whitesmoke;
    text-align: center;
    color: gray;
}
footer h5{
    padding: 30px 0;
    border-bottom: 2px solid gray;
    margin-bottom: 10px;
}
footer .links{
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 20px 40px;
    flex-wrap: wrap;
}
footer .links div{
    width: 30%;
    text-align: left;
}
footer .links div h4{
    color: black;
    margin-bottom: 15px;
}
footer .links div button{
    padding: 5px;
    outline: none;
    border: none;
    background: none;
    border-right: 2px solid gray;
}
footer .links div button:last-child{
    border-right: none;
}
footer .links div button a{
    text-decoration: none;
    color: gray;
    font-size: 17px;
}
footer .links div button a:hover{
    text-decoration: underline;
}
footer h3{
    margin-top: 20px;
}

@media (max-width: 480px){
    nav{
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        height: 70px;
        padding: 7px 20px 3px 20px;
        position: sticky;
        top: 0;
        left: 0;
        z-index: 3;
        background: whitesmoke;
    }
    nav .logo{
        width: 100px;
        height: 100%;
        overflow: hidden;
    }
    nav .logo img{
        width: 100%;
        height: 100%;
    }
    nav .sign-in{
        color: white;
        font-size: 15px;
        font-weight: 500;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 120px;
    }
    nav .sign-in a{
        text-decoration: none;
        color: red;
    }
    nav .sign-in #real:hover{
        padding: 5px;
        background: red;
        color: white;
        border-radius: 7px;
    }
    nav .sign-in button{
        padding: 5px;
        outline: none;
        border: none;
        background: red;
        border-radius: 5px;
    }
    nav .sign-in button a{
        text-decoration: none;
        color: white;
    }
    .section{
        background:linear-gradient(rgba(7, 7, 7, 0.5),rgb(43, 40, 40)),url(./images/background.jpg);
        background-position: center;
        background-size: cover;
        display: flex;
        justify-content: center;
        align-items: center;
        padding: 10% 3%;
        width: 100%;
        height: 350px;
    }
    .section h1{
        font-size: 27px;
        color: white;
        text-align: center;
    }
    .swiper{
        width: 100%;
        height: 120px;
        background: black;
    }
    .swiper-slide{
        width: 200px;
        height: 100%;
    }
    .swiper-slide img{
        display: block;
        width: 100%;
        height: 100%;
        cursor: pointer;
        
    }

     .swiper .swiper-button-next,
     .swiper .swiper-button-prev{
        display: none;
        color: white;
        padding: 10px;
        background: none;
    }

.rendering{
    width: 100%;
    padding: 10px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: column;
    background:linear-gradient(rgba(7, 7, 7, 0.5),rgb(43, 40, 40))
}
.rendering .light{
    width: 100%;
    height: 200px;
    text-align: center;
    position: relative;
    color: white;
}
.rendering span{
    position: absolute;
    top: 0;
    left: 0;
    background: red;
    width: 3px;
    height: 70px;
}
.rendering h1{
    margin: 0 0 30px 20px;
    font-weight: 150;
    font-size: 20px;
}
.rendering h1,
.rendering p{
    text-align: left;
}
.rendering .others{
    height: 250px;
    width: 100%;
    background: url(./images/spongebob\ \(2\).jpg);
    background-position: center;
    background-size: cover;
}
footer{
    background: whitesmoke;
    text-align: center;
    color: gray;
}
footer h5{
    padding: 30px 40px;
    border-bottom: 2px solid gray;
    margin-bottom: 10px;
}
footer .links{
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-direction: column;
    width: 100%;
    padding: 20px 40px;
    flex-wrap: wrap;
}
footer .links div{
    width: 100%;
    text-align: left;
    margin-bottom: 20px;
}
footer .links div:last-child{
    margin-bottom: none;
}
footer .links div h4{
    color: black;
    margin-bottom: 15px;
}
footer .links div button{
    padding: 5px;
    outline: none;
    border: none;
    background: none;
    border-right: 2px solid gray;
}
footer .links div button:last-child{
    border-right: none;
    text-align: left;
}
footer .links div button a{
    text-decoration: none;
    color: gray;
    font-size: 17px;
}
footer .links div button a:hover{
    text-decoration: underline;
}
footer h3{
     margin-top: -10px;
     text-align: center;
} 
}