/*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; background-size: cover; }
.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 .inner .block_txt { top: 40%; transform: translateY(-25%); }
.index_main .section1 .block_txt img { text-align: center; margin: 0 auto; max-width: 70%; }
.index_main .section1 .index_banner .item.active .inner .block_txt { opacity: 1; -webkit-transform: translateY(-38%); transform: translateY(-38%); -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 .index_banner .items a{ position: absolute; z-index: 10; top: 0; left: 0; width: 100%; height: 100%; }
.index_main .section1 .number { position: absolute; top: 50%; right: 9%; padding-bottom: 5px; display: table; padding: 0 20px; text-align: center; transform: translateY(-50%); -webkit-transform: translateY(-50%); }
.index_main .section1 .number i { position: absolute; top: -27px; display: none; width: 18px; left: 10px; }
.index_main .section1 .number .inner { height: 160px; width: 1px; background: rgba(255,255,255,0.5); }
.index_main .section1 .number span { font-family: "Myriad Pro", "Microsoft YaHei"; font-size: 14px; color: #fff; width: 1px; height: 40px; background-color: #fff; transition: all 0.4s; opacity: 0; cursor: pointer; transition: all 500ms ease; -webkit-transition: all 500ms ease; display: block; ; }
.index_main .section1 .number .inner:after { content: "04"; position: absolute; bottom: -28px; color: #fff; left: 50%; transform: translateX(-50%); -webkit-transform: translateX(-50%); transition: all 500ms ease; -webkit-transition: all 500ms ease; }
.index_main .section1 .number span.active, .index_main .section1 .number .active i { opacity: 1; display: block; }
.index_main .section1 .number span.active:after { height: 100%; opacity: 1; visibility: visible; }

/*.index_main .section2 h3 { text-align: center; }
.index_main .section3 { width: 100%; height: 100%; background-size: 100% 100%; }
.index_main .section3 h3 { text-align: center; }
.index_main .section4 { background: #f5f5f5; }
.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: 35vh; }
.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) {
}