/* 响应式设计 */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2,1fr);
    }
    .carousel-icon img{
        min-height: 260px;
    }
}

@media (max-width: 576px) {

    .carousel-icon img{
        min-height: 240px;
    }

}

@media (max-width: 480px) {
    /*.carousel {*/
    /*    min-height: 200px;*/
    /*}*/
    .carousel-icon img{
        min-height: 230px;
    }
    .feature-card{
        width: auto;
        padding-right: 5px;
        padding-left: 5px;
    }
}