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

@media (max-width: 767px) {
    .logo1 {
        width: 80px;
    }
    .padding {
        padding: 60px 8px;
    }
    .swiper1 .swiper-slide .overlay{
        height: 65vh;
    }
    .header-top .btn.btn1 {
        padding: 8px 12px;
        font-size: .75rem;
        min-width: auto;
    }
    .about-banner {
        min-height: 240px;
    }
    .sign-img {
        width: 120px;
    }
    
}

@media (max-width: 575px) {
    .btn-link1 i {
        font-size: 24px;
    }
    .development-box {
        padding: 30px 15px;
    }
    .audio-box .audio img {
        height: 320px;
    }
    .about-banner {
        min-height: 220px;
    }
    .contact-form {
        padding: 24px;
    }
}