.banner {
    height: 85vh;
    position: relative;
    background: #000;
}

@keyframes rotate{
	0%{
		transform: rotateZ(0deg);/*从0度开始*/
	}
	100%{
		transform: rotateZ(360deg);/*360度结束*/
	}
}
.banner .img1 {
    position: absolute;
    top: 52%;
    left: 49%;
    margin-top: -160px;
    margin-left: -160px;
    width: 330px;
    height: 330px;
    animation: rotate 30s linear infinite;
    z-index: 1;
}
.banner .img2 {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 2;
}
.skip {
    position: absolute;
    width: 400px;
    height: 80px;
    z-index: 3;
}
.city {
    top: 15%;
    left: 20%;
}
.country {
    width: 500px;
    top: 25%;
    left: 60%;
}
.air {
    top: 45%;
    right: 65%;
}
.disater {
    bottom: 35%;
    right: 20%;
}


/* server */
.server {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 45px 0;
}
.server #serverNav {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin: 0 0 45px;
}
.navs {
    display: table;
    width: 50%;
    height: 65px;
    margin-bottom: 0;
}
.navs li {
    display: table-cell;
    height: 100%;
    font-size: 28px;
    font-weight: 600;
    font-family: 'source';
    text-align: center;
    vertical-align: middle;
    text-decoration: none;
}
.choose {
    font-weight: 600;
    color: #FFFFFF;
    background: rgba(25, 50, 163, 1);
    border-radius: 10px;
}

.box .content {
    display: none;
}
#serverMain .box {
    width: 100%;
}
.box .content {
    width: 100%;
}
.box .content .container-fluid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}
.content .row {
    width: 80%;
    margin-bottom: 2%;
}
.content .last {
    margin-bottom: 0;
}
.box .cont {
    width: 100%;
    height: 100%;
}
.box .cont a {
    width: 100%;
    height: 100%;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-decoration: none;
}

.box .cont .serTop {
    width: 85%;
    height: 85%;
}
.box .cont .serTop img{
    width: 100%;
    height: 300px;
}
/* 遥感图像切图 */
.box .cont .cutBox {
    width: 100%;
    height: 100%;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
.box .cut .serTop img {
  position: relative;
  width: 100%; /* 设置图片容器的初始宽度 */
  height: 300px; /* 设置图片容器的初始高度 */
  /* margin: 100px auto; 居中显示图片容器 */
  /* 将溢出部分隐藏 */
  overflow: hidden; 
}
.modal.fade .modal-dialog {
    transition: transform 0.4s ease-out;
    transform: scale(0.5);
}
.modal.fade.show #cutImages {
  transform: scale(1.5);
}
.modal.fade.show #cut-one {
  transform: scale(1.2);
}
.modal-backdrop.show {
  opacity: 0.5;
}
.zoom-image {
  cursor: pointer;
}
.modal-open .modal {
    overflow-x: hidden;
    overflow-y: hidden !important;
}
/* 遥感图像切图 */

.box .cont .serBottom p {
    text-align: center;
    margin: 1rem 0;
}
.box .cont .serBottom p:hover {
    color: #3C3983;
}
.box .cont .serBottom .serTit {
    font-size: 20px;
}