style.css

:root{
    --Light_blue:#cbdeff;
    --Dark_blue:#001147;
    --Mid_blue : #786694;
}
*{
    margin: 0;
    box-sizing: border-box;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    outline: none;
    border: none;
    text-decoration: none;
    text-transform: capitalize;
    transition: .2s linear;

}


html{
    font-size: 62.5%;
    scroll-behavior: smooth;
    scroll-padding-top: 6rem;
    overflow-x: hidden;
}
section{
    padding: 2rem 9%;

}
.heading{
    text-align: center;
    font-size: 4rem;
    color: var(--Dark_blue);
    padding: 1rem;
    margin: 2rem 0;
    background: rgba(0, 16, 122, 0.05);

}

.heading span{
    color:#002fff;;
}
.btn{
    display: inline-block;
    margin-top: 1rem;
    border-radius: 5rem;
    background: var(--Dark_blue);
    color: #fff;
    padding: .9rem 3.5rem;
    cursor: pointer;
    font-size: 1.7rem;
}
.btn:hover{
    background: #002fff;
}
header{
    position: fixed;
    top: 0; left: 0; right: 0;
    background: var(--Light_blue);
    padding: 2rem 9%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 1000;
    box-shadow: 0 .5rem 1rem rgb(0, 0, 0, .1);
}

 header .logo{
    font-size:3rem;
    color: var(--Dark_blue);
    font-weight: bolder;
 }

 header .logo img{
    width: 50px;
    height: 50px;
    
 }

header .logo span{
    color: var(--Dark_blue);
    position:relative;
    top: -12px;
    left: 5px;
}

header .navbar a{
    font-size: 2rem;
    padding: 0 1.5rem;
    color: var(--Dark_blue);
   
}

header .navbar a:hover{
    color: #002fff;
    font-size: 2.2rem;
    transition:ease-in-out ;
}

header .icons a{
    font-size: 3rem;
    color: var(--Dark_blue);
    margin-left: 1.5rem;
    height: 50px;
}

header .icons a:hover{
    color: #002fff;
    font-size: 3.2rem;
    transition:ease-in-out;
}

header #toggler{
    display: none;
}

header .fa-bars{
    font-size: 3rem;
    color: var(--Dark_blue);
    border-radius: .5rem;
    padding: .5rem 1.5rem;
    cursor: pointer;
    border: .1rem solid rgba(0,0,0,.3);
    display: none;
}


.home{
    display: flex;
    align-items: center;
    min-height: 100vh;
    background: url(./images/background.jpg) no-repeat;
    background-size: cover;
    background-position: center;
    
    opacity: 90%;
}

.home .content{
    max-width: 50rem;
}

.home .content h3{
    font-size: 6rem;
    color: var(--Dark_blue);
}

.home .content span{
    font-size: 3.5rem;
    color:#002fff;
    padding: 1rem 0;
    line-height: 1.5;
}

.home .content p{
    font-size: 2rem;
    color:var(--Dark_blue);
    padding: 1rem 0;
    line-height: 1.5;
}

.about .row{
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    pad: 2rem 0;
    padding-bottom: 3rem;

}

.about .row .video-container{
    flex: 1 1 40rem;
    position: relative;
}


.about .row .video-container video{
    width: 100%;
    border: 1.5rem solid #fff;
    border-radius: .5rem;
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.1);
    object-fit: cover;
}


.about .row .video-container h3{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
    background: #fff;
    width: 100%;
    padding: 1rem 2rem;
    text-align: center;
    mix-blend-mode: screen;

}

.about .row .content{
    flex: 1 1 40rem;
}

.about .row .content h3{
    font-size: 3rem;
    color: var(--Dark_blue);

}

.about .row .content p{
    font-size: 1.5rem;
    color: var(--Mid_blue);
    padding: .5rem 0;
    padding-top: 1rem;
    line-height: 1.5;

}

.icons-container{
    background: #eee;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.icons-container .icons a{
    background: #fff;
    border: .1rem solid rgba(0,0,0,.1);
    padding: 2rem;
    display: flex;
    align-items: center;
    flex: 1 1 25rem;
}

.icons-container .icons img{
    height: 5rem;
    margin-right: 2rem;
}

.icons-container .icons h3{
    color: var(--Dark_blue);
    padding-bottom: .5rem;
    font-size: 1.5rem;
}


.icons-container .icons span{
    color: #555;
    font-size: 1.3rem;
}

.Services .box-container{
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;

}

.Services .box-container .box{
    flex: 1 1 30rem;
    box-shadow: 0 .5rem 1.5rem rgba(0,0,0,.1);
    border-radius: .5rem;
    border: .1rem solid rgba(0,0,0,.1);
    position: relative;
}

.Services .box-container .box .Analytical {
    position: absolute;
    top: 1rem; left: 1rem;
    padding: .3rem 1rem;
    font-size: 1.5rem;
    color: var(--Dark_blue);
    background: rgba(201, 223, 255, 0.5);
    z-index: 1;
    border-radius: .5rem;
    display: none;
}

.Services .box-container .box .image{
    position: relative;
    text-align: center;
    padding-left: 2rem;
    overflow: hidden;
}

.Services .box-container .box .image img{
    height: 25rem;
}

.Services .box-container .box:hover .image img{
    transform: scale(1.1);
}

.Services .box-container .box .image .icons{
    position: absolute;
    bottom: -7rem; left: 0; right: 0;
    display: flex;
    display: none;
}

.Services .box-container .box:hover .image .icons{
    bottom: 0;
}

.Services .box-container .box:hover .image .icons a{
    height: 5rem;
    line-height: 5rem;
    font-size: 2rem;
    width: 50%;
    background: var(--Dark_blue);
    color: #fff;
}

.Services .box-container .box:hover .image .icons .view-btn{
    border-left: .1rem solid #fff7;
    border-right: .1rem solid #fff7;
    width: 100%;
}

.Services .box-container .box:hover .image .icons a:hover{
    background: var(--Mid_blue);
}

.Services .box-container .box .content{
    padding: 2rem;
    text-align: center;
}

.Services .box-container .box .content h3{
    font-size: 2rem;
    color: var(--Dark_blue);
}

.Services .box-container .box .content .span{
    font-size: 2.5rem;
    color: var(--Dark_blue);
    font-weight: bolder;
    padding-top: 1rem;
    display: none;
}

.Services .box-container .box .content  .span {
    font-size: 1.5rem;
    color: var(--Mid_blue);
    font-weight: lighter;
    text-decoration: line-through;
    display:none;
}

.review .box-container{
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.review .box-container .box{
    flex: 1 1 30rem;
    box-shadow: 0 .5rem 1.5rem rgba(0,0,0,.1);
    border-radius: .5rem;
    padding: 3rem 2rem;
    position: relative;
    border:.1rem solid rgba(0,0,0,.1);

}


.review .box-container .box .fa-quote-right{
    position: absolute;
    bottom: 3rem; right: 3rem;
    font-size: 6rem;
    color: #eee;

}

.review .box-container .box .stars i{
    color: var(--Dark_blue);
    font-size: 2rem;
}

.review .box-container .box p{
    color: var(--Mid_blue);
    font-size: 1.5rem;
    line-height: 1.5rem;
    padding-top: 2rem;
}

.review .box-container .box .user{
    display: flex;
    align-items: center;
    padding-top: 2rem;

}

.review .box-container .box .user img{
    height: 6rem;
    width: 6rem;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 1rem;
}

.review .box-container .box .user h3{
    font-size: 2rem;
    color: var(--Dark_blue);
}


.review .box-container .box .user span{
    font-size: 1.5rem;
    color: var(--Mid_blue);
}

.contact .row{
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
}

.contact .row form{
    flex: 1 1 40rem;
    padding: 2rem 2.5rem;
    box-shadow: 0 .5rem 1.5rem rgba(0,0,0,.1);
    border:.1rem solid rgba(0,0,0,.1);
    background: #fff;
    border-radius: .5rem;
}

.contact .row  .image{
    flex: 1 1 40rem;
    

}

.contact.row .image img{
    width: 100%;
    
}

.contact .row form .box{
    pad: 1rem;
    font-size: 1.7rem;
    color: var(--Dark_blue);
    text-transform: none;
    border:.1rem solid rgba(0,0,0,.1);
    border-radius:.5rem;
    margin:.7rem 0;
    width: 100%;
}

.contact .row form .box:focus{
    border-color: var(--Dark_blue);
}

.contact .row form textarea{
    height: 15rem;
    resize: none;
}


.footer .box-container{
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer .box-container .box{
    flex: 1 1 25rem;
}

.footer .box-container .box h3{
    color: var(--Dark_blue);
    font-size: 2.5rem;
    padding: 1rem 0;
}

.footer .box-container .box a{
    display: block;
    color: #666;
    font-size: 1.5rem;
    padding: 1rem 0;
}


.footer .box-container .box  a:hover{
    color: var(--Dark_blue);
    text-decoration: underline;
}

.footer .box-container .box img{
    margin-top: 1rem;
}

.footer .box-container .box span{
    color: #666;
    font-size: 1.5rem;
    padding: 1rem 0;
    
    
}

.footer .credit{
    text-align: center;
    padding: 1.5rem;
    margin-top: 1.5rem;
    padding-top: 2.5rem;
    font-size: 2rem;
    color: var(--Dark_blue);
    border-top: .1rem solid rgba(0,0,0,.1);
}

.footer .credit span{
    color: var(--Dark_blue);
}






/* media queries*/
@media (max-width:991px){
    
html{
    font-size: 55%
}
header{
    padding: 2rem;
}
section{
    padding: 2rem;
}
.home{
    background-position: center;
}

}

@media (max-width:768px){
    html .fa-bars{
        display: block;
    }
    header .navbar{
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: #eee;
        border-top: .1rem solid rgba(0,0,0,.1);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    }

    header #toggler:checked ~ .navbar{
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0% 100%);;
    }
    header .navbar a{
        margin: 1.5rem;
        padding: 1.5rem;
        background: #fff;
        border: .1rem solid rgb(0, 0, 0, .1);
        display: block;
    }
    .home.content h3{
        font-size: 5rem;

    }
    .home.content span{
        font-size: 2.5rem;
        
    }
    .icons-container .icons h3{
        
        font-size: 2rem;
    }
    
    
    .icons-container .icons span{
        font-size: 1.7rem;
    }
}


@media (max-width:450px){
    
    html{
        font-size: 50%
    }
    .heading{
        font-size: 3rem;
    }
    
    }