@media screen and (min-width: 640px) {
    .container-flex{
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .app-img{
        display: block;
    }
    .min-app-img{
        display: none;
    }
    .platform{
        justify-content: space-between;
    }
    .bg-img{
        display: none;
    }
    .navbar-icon{
        display: none;
    }
    .plat-item-min{
        display: none;
    }
}