a {
    transition: color 0.3s ease, background-color 0.3s ease;
}

.testimonials-slider {
    display: flex;
    width: 100%; /* 3 testimonios, cada uno ocupa 100% */
    animation: slide 5s infinite;
}

@keyframes slide {
    0% { transform: translateX(0%); }
    33% { transform: translateX(-100%); }
    66% { transform: translateX(-200%); }
    100% { transform: translateX(0%); }
}