/* 轮播广告 */

        .carousel {
            height: 100%;
            width: 100%;
        }

        .carousel .item {
            background-color: #000;
        }

        .carousel .item img {
            width: 100%;
            height: 100%;
        }

        .carousel-caption {
            z-index: 10;
        }

        .carousel-caption p {
            margin-bottom: 20px;
            font-size: 20px;
            line-height: 1.8;
        }

      
        /* 响应式布局 */

        @media (max-width: 768px) {

            .summary {
                padding-right: 3px;
                padding-left: 3px;
            }

            .carousel {
                height: 100%;
            }


            .carousel-caption p {
                font-size: 16px;
                line-height: 1.4;
            }

           
        }

        @media (min-width: 992px) {
            .feature-heading {
                margin-top: 120px;
            }
        }