* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

section {
    width: 100%;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden !important;
}

section img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}

/* Mobile - show mobile image (up to 768px) */
.mobile-img {
    display: block;
}

/* Tablet - show tablet image (768px to 1024px) */
@media (min-width: 768px) {
    .mobile-img {
        display: none;
    }
    
    .tablet-img {
        display: block;
    }
}

/* Desktop - show desktop image (1024px and above) */
@media (min-width: 1024px) {
    .tablet-img {
        display: none;
    }
    
    .desktop-img {
        display: block;
    }
}