/*banner背景图片动画*/
@-webkit-keyframes scale-bg {
    from {
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    to {
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}

@keyframes scale-bg {
    from {
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    to {
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}
/*banner */
.index_main {
    background: #f7f7f7;
}

    .index_main .section1 {
        position: relative;
    }

        .index_main .section1 .index_banner .item {
            background-size: cover;
            -webkit-background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            height: 100vh;
            position: relative;
        }

            .index_main .section1 .index_banner .item.slick-current .scaleBg {
                visibility: visible;
                -webkit-animation: scale-bg 6s linear forwards;
                animation: scale-bg 6s linear forwards;
            }

        .index_main .section1 .index_banner .items {
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
        }

            .index_main .section1 .index_banner .items:after {
                content: "";
                display: block;
                width: 100%;
                height: 100%;
                position: absolute;
                left: 0;
                top: 0;
                background: rgba(0,0,0,0.2);
            }

        .index_main .section1 .index_banner .item .inner .block_txt {
            position: absolute;
            top: 44%;
            right: 10px;
            left: 10px;
            opacity: 0;
            transform: translateY(40px);
            -webkit-transform: translateY(40px);
            -webkit-transition: all 500ms ease;
            transition: all 500ms ease;
        }

        .index_main .section1 .index_banner .item.active .inner .block_txt {
            opacity: 1;
            -webkit-transform: translateY(0);
            transform: translateY(0);
            -webkit-transition-delay: 100ms;
            transition-delay: 100ms;
        }

        .index_main .section1 .index_banner .item .inner .block_txt h4 {
            font-size: 30px;
            color: #fff;
            text-align: center;
            font-family: 'COCO';
        }

        .index_main .section1 .index_banner .item .inner .block_txt h2 {
            color: #fff;
            font-size: 70px;
            font-weight: bold;
            text-align: center;
            letter-spacing: 5px;
        }

            .index_main .section1 .index_banner .item .inner .block_txt h2 span {
                color: #f5c920;
                display: inline-block;
                letter-spacing: 5px;
            }

        .index_main .section1 .index_banner .item .inner .block_txt h3 {
            color: #fff;
            font-size: 22px;
            text-align: center;
            margin-top: 10px;
            letter-spacing: 3px;
        }

        .index_main .section1 .slick_txt {
            width: 30%;
            height: 100%;
            background-color: transparent;
            transition: all 500ms ease;
            -webkit-transition: all 500ms ease;
            background-repeat: no-repeat;
            position: absolute;
            top: 0;
            font-size: 0;
            outline: none;
            border: 0;
        }

        .index_main .section1 .left {
            left: 0;
        }

        .index_main .section1 .right {
            right: 0;
        }

        .index_main .section1 .slick_txt:hover .slick_arrow {
            opacity: 1;
            visibility: visible;
        }

        .index_main .section1 .slick_txt .slick_arrow {
            width: 20px;
            height: 36px;
            background-repeat: no-repeat;
            background-position: center;
            margin-top: -18px;
            position: absolute;
            top: 50%;
            cursor: pointer;
            transition: all 500ms ease;
            -webkit-transition: all 500ms ease;
            opacity: 0;
            visibility: hidden;
        }

        .index_main .section1 .slick_txt .prev {
            background-image: url(../image/ban_prev.png);
            left: 60px;
        }

        .index_main .section1 .slick_txt .next {
            background-image: url(../image/ban_next.png);
            right: 60px;
        }

        .index_main .section1 .slick_txt .prev:hover {
            background-image: url(../image/ban_prev_hover.png);
        }

        .index_main .section1 .slick_txt .next:hover {
            background-image: url(../image/ban_next_hover.png);
        }

        .index_main .section1 .number {
            position: absolute;
            bottom: 8%;
            left: 50%;
            padding-bottom: 5px;
            border-bottom: 1px solid rgba(255,255,255,0.2);
            display: table;
            padding: 0 20px;
            width: auto;
            text-align: center;
            transform: translateX(-50%);
            -webkit-transform: translateX(-50%);
        }

            .index_main .section1 .number span {
                font-family: "Myriad Pro","Microsoft YaHei";
                font-size: 14px;
                color: #fff;
                margin-right: 100px;
                display: inline-block;
                cursor: pointer;
                position: relative;
                transition: all 500ms ease;
                -webkit-transition: all 500ms ease;
            }

                .index_main .section1 .number span:last-child {
                    margin-right: 0;
                }

                .index_main .section1 .number span:after {
                    content: "";
                    display: inline-block;
                    width: 0;
                    height: 2px;
                    background: #fff;
                    position: absolute;
                    left: 50%;
                    transform: translateX(-50%);
                    -webkit-transform: translateX(-50%);
                    bottom: -20px;
                    opacity: 0;
                    visibility: hidden;
                    transition: all 500ms ease;
                    -webkit-transition: all 500ms ease;
                }

                .index_main .section1 .number span.active:after {
                    width: 100%;
                    opacity: 1;
                    visibility: visible;
                }

    .index_main .section2 {
        background: url(../image/2.jpg) no-repeat top center;
        background-size: cover;
       text-align:center;
        width: 100%;
        height: 100%;
    }

        .index_main .section2 h3 {
            text-align: center;
        }

    .index_main .section3 {
        background: url(../image/2.jpg) no-repeat top center;
        background-size: cover;
       text-align:center;
        width: 100%;
        height: 100%;
    }

        .index_main .section3 h3 {
            text-align: center;
        }

    .index_main .section4 {
         background: url(../image/2.jpg) no-repeat top center;
        background-size: cover;
        text-align:center;
        width: 100%;
        height: 100%;
    }

        .index_main .section4 h3 {
            text-align: center;
        }

@media only screen and (max-width: 1600px) {
    .index_main .section1 .index_banner .item .inner .block_txt h4 {
        font-size: 28px;
    }

    .index_main .section1 .index_banner .item .inner .block_txt h2 {
        font-size: 60px;
    }

    .index_main .section1 .index_banner .item .inner .block_txt h3 {
        font-size: 20px;
    }
}

@media only screen and (max-width: 1440px) {
    .index_main .section1 .index_banner .item .inner .block_txt h4 {
        font-size: 24px;
    }

    .index_main .section1 .index_banner .item .inner .block_txt h2 {
        font-size: 40px;
    }

    .index_main .section1 .index_banner .item .inner .block_txt h3 {
        font-size: 18px;
        margin-top: 5px;
    }
}

@media only screen and (max-width: 1366px) {
    .index_main .section1 .index_banner .item .inner .block_txt h4 {
        font-size: 20px;
    }

    .index_main .section1 .index_banner .item .inner .block_txt h2 {
        font-size: 26px;
    }

    .index_main .section1 .index_banner .item .inner .block_txt h3 {
        font-size: 16px;
    }

    .index_main .section1 .index_banner .slick-arrow {
        background-size: auto 30px;
    }
}

@media only screen and (max-width: 1300px) {
}

@media only screen and (max-width: 1199px) {
    .index_main .section1 .index_banner .item .inner .block_txt h4 {
        font-size: 18px;
    }

    .index_main .section1 .index_banner .item .inner .block_txt h2 {
        font-size: 22px;
    }

    .index_main .section1 .index_banner .item .inner .block_txt h3 {
        font-size: 14px;
    }
}

@media only screen and (max-width: 992px) {
    .index_main .section1 .index_banner .item {
        height: 100vh;
    }

        .index_main .section1 .index_banner .item .inner .block_txt {
            left: 0;
            right: 0;
            margin: 0 auto;
            padding: 0 20px;
            top: 42%;
        }

    .index_main .section1 .index_banner .slick-arrow {
        display: none !important;
    }

    .index_main .section1 .index_banner .slick-dots {
        position: absolute;
        bottom: 12px;
    }

        .index_main .section1 .index_banner .slick-dots li {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            border: 2px solid #fff;
        }

            .index_main .section1 .index_banner .slick-dots li button {
                display: none;
            }

            .index_main .section1 .index_banner .slick-dots li.slick-active {
                background: #fff;
            }

    .index_main .section1 .number {
        bottom: 12%;
        display: none;
    }

        .index_main .section1 .number span {
            margin-right: 22px;
        }

            .index_main .section1 .number span:after {
                bottom: -14px;
            }
}

@media only screen and (max-width: 767px) {
}

@media only screen and (max-width: 340px) {
}

@media only screen and (max-width: 320px) {
}