body {
    background: #fff;
}


/* 第1部分 */
.part1 {
    position: relative;
}

.mbanner i {
    display: block;
}

.mbanner i img {
    width: 100%;
}

.video-btn {
    position: absolute;
    z-index: 1;
    left: 1rem;
    bottom: 1.2rem;
}

.video-btn img {
    width: 3.4rem;
}

.video-bg {
    display: none;
    position: fixed;
    z-index: 99;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
}

.alerts {
    position: absolute;
    z-index: 99;
    left: 0;
    bottom: 10%;
    width: 100%;
    text-align: center;
}

.alerts img {
    width: 40px;
}

.video-bg div {
    display: flex;
    align-items: center;
    position: fixed;
    z-index: 1;
    width: 100%;
    height: 100%;
}

.videos {
    width: 100%;
}




/* 第二部分 */
.part2 {
    padding: 0.6rem 0.4rem 0;
    background: #f0f0f0;
    border-bottom: 5px solid #63b4ad;
}

.part2-bg {
    background: url(../images/part2_bg.jpg) no-repeat center 0/100%;
}

.part2-main {
    width: 100%;
}

.part2-title {
    padding: 2.8rem 0 0.5rem;
    text-align: center;
}

.part2-title img {
    width: 1.72rem;
}

.part2-detail {
    padding: 0 0 0.5rem 5px;
    font: 400 14px/18px '微软雅黑';
    color: #63b4ad;
    text-align: center;
    letter-spacing: 5px;
}

.part2-box {
    margin: 0 0 0.8rem;
    padding: 5px 0 0 4rem;
    background: url(../images/mpart2_since.png) no-repeat 0 0/3.6rem;
}

.part2-p {
    height: 60px;
    overflow: hidden;
}

.part2-box a {
    display: block;
    margin-top: 20px;
    font: 400 14px/20px "微软雅黑";
    color: #000;
}

.part2-p p {
    font: 400 14px/20px '微软雅黑';
    color: #000;
    text-align: justify;
}

.part2-bottom {
    padding: 0 0 10px;
}

.part2-bottom img {
    width: 100%;
}

/* 第三部分 */
.part3 {
    position: relative;
    z-index: 10;
    padding: 0 0 1rem;
    background: #fff url(../images/part3_bg.jpg) repeat-y center 0/92%;
}

.part3-nav {
    padding: 1.2rem 0.4rem 0.8rem;
}

.part3-nav ul {
    display: flex;
    justify-content: center;
}

.part3-nav ul li {
    width: 25%;
}

.part3-nav ul li a {
    display: block;
    position: relative;
    text-align: center;
}

.part3-nav ul i {
    display: block;
}

.part3-nav ul i img {
    width: 1.12rem;
}

.part3-nav a p {
    margin: 0.3rem 0 0;
    font: 400 0.45rem/0.6rem '微软雅黑';
    color: #000;
    text-align: center;
}

.part3-box {
    position: relative;
    height: 4.2rem;
}

.part3-box ul {
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
}

.part3-box ul li {
    width: 6.6rem;
    padding: 0 0.1rem;
}

.part3-box ul a {
    display: block;
}

.part3-box ul a img {
    width: 100%;
}

.part3-more {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    left: 0.4rem;
    bottom: -1rem;
    width: 9.2rem;
    height: 2rem;
    background: url(../images/mpart3_bg.jpg) repeat-y center 0/100%;
}

.part3-more a {
    font: 400 0.4rem/0.6rem '微软雅黑';
    color: #000;
    text-align: center;
}

/* 第4部分 */
.part4 {
    position: relative;
    z-index: 5;
    padding: 1rem 0 0;
    background: url(../images/mpart4_bg.jpg) no-repeat center 0/cover;
}

.part4-title {
    padding: 1.2rem 0 0.65rem;
    text-align: center;
    color: #fff;
}

.part4-ch {
    font: 400 18px/24px "微软雅黑";
}

.part4-en {
    font: 400 14px/18px "微软雅黑";
}

.part4-box {
    position: relative;
    height: 9.6rem;
}

.part4-box ul {
    display: flex;
    position: absolute;
    left: 0;
    top: 0;
    border-top: 1px solid #a0e1df;
    border-right: 1px solid #a0e1df;
    border-bottom: 1px solid #a0e1df;
}

.part4-box ul li {
    width: 6.4rem;
    border-left: 1px solid #a0e1df;
}

.part4-box ul a {
    position: relative;
    display: block;
    padding: 1rem 0.5rem;
    color: #fff;
}

.new-li-title {
    overflow: hidden;
    font: 400 0.48rem/0.6rem "微软雅黑";
    text-overflow: ellipsis;
    white-space: nowrap;
}

.new-li-time {
    padding: 5px 0 10px;
    font: 400 0.32rem/0.4rem "微软雅黑";
}

.new-li-img img {
    width: 100%;
}

.new-li-p {
    height: 2.8rem;
    overflow: hidden;
    margin: 10px 0 0;
    overflow: hidden;
    font: 400 0.4rem/0.5rem '微软雅黑';
}

.part4-more {
    display: flex;
    justify-content: center;
    padding: 1rem 0;
}

.part4-more a {
    font: 400 0.4rem/0.6rem "微软雅黑";
    color: #fff;
    transition: 0.6s;
}


/* 第五部分 */
.part5 {}

.part5-animate {
    position: relative;
    height: 11.8rem;
}

.part5-title a {
    display: block;
    width: 3rem;
    margin: 0 auto;
    font: 400 0.5rem/1rem "微软雅黑";
    color: #fff;
    text-align: center;
    background: #1d2087;
}

.part5-img {
    text-align: center;
}

/* 动画 */
.part5-li {
    position: absolute;
    left: 0;
    top: 5%;
    display: block;
}

.part5-li a {
    display: flex;
    align-items: center;
    width: 7.2rem;
    padding: 0.08rem;
    background: #e5e7ed;
    border-radius: 0.8rem;
}

.part5-li a i {
    width: 1.2rem;
    border-radius: 50%;
    overflow: hidden;
}

.part5-li a i img {
    width: 100%;
}

.part5-p {
    width: 5.4rem;
    height: 1rem;
    overflow: hidden;
    margin: 0 0 0 0.3rem;
    font: 400 0.4rem/0.5rem '微软雅黑';
    color: #000000;
}

.part5-img img {
    width: 100%;
}