#A_s1_1:checked ~ .slide_IMG {
    transform: translateX(0);
}

#A_s1_2:checked ~ .slide_IMG {
    transform: translateX(-100%);
}

#A_s1_3:checked ~ .slide_IMG {
    transform: translateX(-200%);
}

/* Slider 2 navigation */
#B-s1-1:checked ~ .slide_IMG {
    transform: translateX(0);
}

#B-s1-2:checked ~ .slide_IMG {
    transform: translateX(-100%);
}

#B-s1-3:checked ~ .slide_IMG {
    transform: translateX(-200%);
}
/* Slider 3 navigation */
#C-s1-1:checked ~ .slide_IMG {
    transform: translateX(0);
}

#C-s1-2:checked ~ .slide_IMG {
    transform: translateX(-100%);
}

#C-s1-3:checked ~ .slide_IMG {
    transform: translateX(-200%);
}