/* ============================== responsive design ================================= */

@media (max-width: 991px){
    .service-section .service-item,
    .portfolio-section .portfolio-item{
        flex: 0 0 50%;
        max-width: 50%;
    }
}

@media (max-width: 767px) {

    .home-section .home-text,
    .home-section .home-img, 
    .about-section .about-img,
    .about-section .about-info, 
    .about-section .skills .skill-item,
    .service-section .service-item,
    .portfolio-section .portfolio-item,
    .portfolio-popup .description,
    .portfolio-popup .info,
    .contact-section .contact-item,
    .contact-section .w-50{
        flex: 0 0 100%;
        max-width: 100%;
    }

    .home-section .home-text{
        order: 2;
    }

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

    .home-section .full-screen{
        padding: 100px 0;
    }

    .home-section .home-img .img-box{
        margin-bottom: 40px;
        max-width: 325px;
    }

    .effect-3{
        margin-left: -60px;
    }

    .effect-4{
        left: 10%;
    }

    .effect-5{
        right: 3%;
    }

    .about-section .about-img{
        padding-bottom: 30px;
        max-width: 450px;
        margin: auto;
    }

    .about-section .about-info{
        text-align: center;
    }


    .about-section .timeline .timeline-item:nth-child(odd){
        padding-right: 15px;
        text-align: left;
        padding-left: 75px;
    }

    .about-section .timeline .timeline-item:nth-child(even){
        padding-left: 75px;
    }

    .about-section .timeline::before{
        left: 35px;
    }

    .about-section .timeline .timeline-item:nth-child(odd) .icon{
        right: auto;
        left: -60px;
    }

    .about-section .timeline .timeline-item:nth-child(even) .icon{
        left: -60px;
    }

    .about-section .timeline .timeline-item{
        margin-bottom: 40px;
    }

    .about-section .timeline .timeline-item:last-child{
        margin-bottom: 0;
    }

    .about-section .timeline .timeline-item:nth-child(odd) .timeline-item-inner::before{
        left: -30px;
        right: auto;
    }

}

@media (max-width: 574px){
    .home-section .home-img .img-box{
        max-width: 260px;
    }
    .home-section .home-text h2{
        font-size: 30px;
    }
}