@media screen and (max-width: 920px) {
    header{
        height:70vh;
        position:relative;
    }
    
    .cs-down{
        display:none;
    }

    .slider{
        height:70vh;
    }
    
    .slider article{
        width:100%;
        margin-top:2rem;
    }
    
    .slider li:nth-child(2){
        background-position:top center;
    }
    
    .slider li:nth-child(3){
        background-position:top center;
    }
    
    li.current:before{
        top:-30px;
        right:-10px;
    }
    .flex{
        flex-wrap:wrap;
    }
    
    .padding_1x, .padding_2x, .padding_3x, .padding_4x{
        padding:1rem;
    }
    
    .big{
        font-size:1.8em;
    }
    
    .medium{
        font-size:1.3em;
    }
    
    .small{
        font-size:1.1em;
    }
    
    .btn{
        padding:0.5rem 1rem;
    }
    
    a, p, .btn{
        font-size:12px;
    }
}

/* Media Queries
-------------------------------------------------------------- */
@media (max-width:1950px) and (min-width:1600px){
    
}
@media (max-width:1599px) and (min-width:1399px){
    
}
@media only screen and (max-width: 1825px) {
    
}
@media only screen and (max-width: 1445px) {

}
@media only screen and (max-width: 1440px) {

}
@media only screen and (max-width: 1375px) {
    
}
@media only screen and (max-width: 1199px) {
    
}
@media (min-width:1300px){
    
    
    

}
@media (max-width: 1199px) and (min-width: 991px) {

    
}
@media (min-width:992px){
    
    
}
@media only screen and (max-width: 991px) {
    section.header .col-3 {
        width: 50%;
    }
    section.header .col-9 {
        width: 50%;
    }
    img.logo {
        width: 55%;
    }
    section.header {
        background-color: #000000;
    }
    button#btn-back-to-top {
        position: fixed;
        top: 85%;
        left: 83%;
        background-color: #fff;
        font-size: 22px;
        box-shadow: 0px 4px 10px #a1a1a1;
    }
    form.form-home {
        display: block;
        padding-top: 30px;
    }
}
@media (max-width: 991px) and (min-width: 767px) {

}
@media only screen and (max-width: 767px) {
   
    section.heade .col-9 {
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .why-us-img-1 {
        margin: 10px;
    }
    
}
@media only screen and (max-width: 600px) {
    
}

@media only screen and (max-width: 499px) {
    
}
@media only screen and (max-width: 435px) {
    
}