:root{
    --gradient:linear-gradient(90deg, #637CBB, #485E95);
}

*{
    font-family: 'Open Sans', sans-serif;
    margin:0; padding:0;
    box-sizing: border-box;
    text-decoration: none;
    outline:none;
    text-transform: capitalize;
    transition: all .2s linear;
}

*::selection{
    background:#fff;
    color:#333;
}

html{
    font-size: 62.5%;
    overflow-x: hidden;
}

body{
    background:#333;
}

section{
    padding:0 7%;
}

.btn{
    padding:.6rem 3rem;
    font-size: 2rem;
    margin-top: 1rem;
    cursor: pointer;
    border:none;
    background:var(--gradient);
    color:#fff;
}

.btn:hover{
    background:#fff;
    color:#333;
}

.heading{
    text-align: center;
    font-size: 3rem;
    color:#fff;
    padding:1rem;
    padding-top: 8.5rem;
    width:50rem;
    margin:0 auto;
}

header{
    width:100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top:0; left: 0;
    background:var(--gradient);
    z-index: 1000;
    padding:2rem 7%;
}

header .logo{
    font-size: 2.5rem;
    color:#fff;
}

header .navbar ul{
    display: flex;
    align-items: center;
    justify-content: center;
    list-style: none;
}

header .navbar ul li a{
    font-size: 2rem;
    margin-left: 2rem;
    color:#fff;
    position: relative;
}

header .navbar ul li a::before{
    content: '';
    position: absolute;
    bottom:-.5rem; right:0;
    height:.2rem;
    width:0%;
    background:#fff;
    transition: .2s linear;
}

header .navbar ul li a.active::before,
header .navbar ul li a:hover::before{
    left:0;
    width:100%;
}

header #menu{
    font-size: 3rem;
    color:#fff;
    cursor: pointer;
    display: none;
}

.home{
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    background:url(../images/home-img.jfif) no-repeat;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding-top: 9rem;
}

.home .image{
    padding:1rem;
    flex:1 1 40rem;
    text-align: center;
}

.home .image img{
    height:70vh;
    padding-top: 4rem;
}

.home .content{
    padding:1rem;
    flex:1 1 40rem;
}

.home .content h1{
    font-size: 6rem;
    color:#fff;
}

.home .content p{
    font-size: 1.7rem;
    color:#eee;
    padding:1rem 0;
}

.core{
    min-height: 100vh;
}

.core .row{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.core .row .image{
    text-align: center;
    flex:1 1 30rem;
}

.core .row .image img{
    height: 65vh;
    padding:3rem 0;
}

.core .row .box-container{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    flex:1 1 70rem;
}

.core .row .box-container .box{
    margin:2rem;
    padding:2rem;
    width:27rem;
    box-shadow: 0 0 1rem rgba(0,0,0,.5);
    background:#444;
    border-radius: .5rem;
}

.core .row .box-container .box:hover{
    background:var(--gradient);
}

.core .row .box-container .box:hover i{
    color:#fff;
}

.core .row .box-container .box h3{
    font-size: 2rem;
    color:#fff;
}

.core .row .box-container .box h3 i{
    color:#637CBB;
    padding-right: .7rem;
}

.core .row .box-container .box p{
    font-size: 1.3rem;
    color:#eee;
    padding:1rem 0;
}

.about{
    background:#222;
}

.about .row{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    padding-top: 3rem;
}

.about .row .image{
    flex:1 1 45rem;
    text-align: center;
}

.about .row .image img{
    width:85%;
    border-radius: .5rem;
}

.about .row .content{
    flex:1 1 45rem;
    padding: 2.5rem;
}

.about .row .content h3{
    font-size: 3.5rem;
    color:#fff;
}

.about .row .content p{
    font-size: 1.8rem;
    color:#eee;
    padding:1rem 0;
}

.about .row .content p i{
    padding-right: .5rem;
    color:#637CBB;
}

.features{
    min-height: 100vh;
}

.features .box-container{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.features .box-container .box{
    text-align: center;
    margin:1.5rem;
    padding:1rem;
    border:.2rem solid #fff;
    width:27rem;
}

.features .box-container .box:hover{
    background:var(--gradient);
}

.features .box-container .box i{
    height:7rem;
    width:7rem;
    line-height: 7rem;
    text-align: center;
    border-radius: 50%;
    background:#fff;
    color:#333;
    font-size: 3rem;
    margin:1rem 0;
}

.features .box-container .box h3{
    color:#fff;
    font-size: 2.5rem;
}

.features .box-container .box p{
    color:#eee;
    font-size: 1.2rem;
    padding:1rem .5rem;
}

.product{
    min-height: 100vh;
    background:#222;
}

.product .box-container{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.product .box-container .box{
    margin:1.5rem;
    padding:1rem;
    width:50rem;
    background:#333;
    box-shadow: 0 0 1rem rgba(0,0,0,.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product .box-container .box .image{
    padding:1rem;
}

.product .box-container .box .image img{
    padding:0 3rem;
    width:20rem;
    border-right: .1rem solid #ccc;
}

.product .box-container .box .content{
    padding:1rem;
}

.product .box-container .box .content h3{
    font-size: 3rem;
    color:#fff;
}

.product .box-container .box .content p{
    font-size: 1.3rem;
    color:#eee;
    padding:1rem 0;
}

.product .box-container .box .content .price{
    font-size: 3rem;
    color:#fff;
}

.contact{
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    padding-top: 8.5rem;
    padding-bottom: 4rem;
}

.contact form{
    flex:1 1 40rem;
    background:#444;
    padding:3rem;
    box-shadow: 0 0 1rem rgba(0,0,0,.5);
}

.contact form .box{
    height:5rem;
    width:100%;
    background:none;
    border:none;
    border-bottom: .1rem solid #ccc;
    font-size: 2rem;
    margin:1rem 0;
    color:#fff;
    text-transform: none;
}

.contact form textarea{
    height:15rem;
    width:100%;
    background:none;
    border:none;
    border-bottom: .1rem solid #ccc;
    font-size: 2rem;
    margin:1rem 0;
    color:#fff;
    text-transform: none;
    resize: none;
}

.contact form .box::placeholder, .contact form textarea::placeholder{
    text-transform: capitalize;
}

.contact form .box:focus, .contact form textarea:focus{
    border-color: #637CBB;
}

.contact form .btn{
    width:100%;
}

.contact .content{
    flex:1 1 40rem;
    padding:4rem;
}

.contact .content h3{
    font-size: 4rem;
    color:#fff;
}

.contact .content p{
    font-size: 1.4rem;
    color:#eee;
    padding:1rem 0;
}

.contact .content .icons{
    display: flex;
    align-items: center;
}

.contact .content .icons p{
    font-size: 2rem;
    color:#fff;
}

.contact .content .icons i{
    font-size: 2rem;
    color:#637CBB;
    padding-right: 1rem;
}

.footer{
    background:#222;
    text-align: center;
}

.footer .share{
    padding:1rem 0;
}

.footer .share h3{
    font-size: 3rem;
    color:#fff;
}

.footer .share a{
    font-size: 3rem;
    color:#fff;
    margin:3rem 1.4rem;
}

.footer .share a:hover{
    color:#637CBB
}

.footer .credit{
    padding:2rem 1rem;
    color:#fff;
    background:#111;
    text-align: center;
    font-size: 2rem;

    padding-bottom: 9rem;

}

.footer .credit a{
    color:#637CBB;
}
















/* media queries  */

@media (max-width:768px){

    html{
        font-size: 55%;
    }

    header #menu{
        display: block;
    }

    header .navbar{
        position: fixed;
        top:-120%; left: 0;
        width:100%;
        background:#fff;
    }

    header .navbar ul{
        flex-flow: column;
        padding:2rem;
    }

    header .navbar ul li{
        width:100%;
        text-align: center;
    }

    header .navbar ul li a{
        display: block;
        background:var(--gradient);
        margin:1rem 0;
        padding:1rem;
        font-size: 2.5rem;
        z-index: 0;
    }

    header .navbar ul li a::before{
        height:100%;
        bottom:0;
        z-index: -1;
        background:#333;
    }

    .fa-times{
        transform: rotate(180deg);
    }

    header .navbar.nav-toggle{
        top:7.4rem;
    }

    .home .content{
        text-align: center;
    }

    .core .row .image{
        display: none;
    }

    .contact .content{
        padding:3rem 0;
    }

}

@media (max-width:500px){

    html{
        font-size: 50%;
    }

    .home .content h1{
        font-size: 4rem;
    }

    .home .image img{
        height:auto;
        width:90%;
    }

    .heading{
        width: auto;
    }

    .product .box-container .box{
        flex-flow: column;
    }

    .product .box-container .box .image img{
        width:85%;
        border:none;
    }

}