* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

body {
    width: 100%;
}

.nav {
    display: flex;
    justify-content: center;
    width: 100%;
    background-color: #7c9dbc;
}

.nav_logo {
    width: 80%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background-color: #ffffff3c;
    border-radius: 20px 20px 0 0;
    color: #142858;
}

.nav_logo img {
    width: 50px;
    height: 50px;
    border-radius: 100%;
    margin-right: 10px;
}

.nav_logo_img {
    display: flex;
    font-size: 22px;
    font-weight: 800;
    align-items: center;
}

.nav_title {
    display: flex;
}

.nav_title a {
    color: #fff;
    padding: 0 20px;
    text-decoration: none;
}

.nav_title a:hover {
    color: #142858;
}

input {
    width: 250px;
    height: 30px;
    border: 1px solid #142858;
    border-radius: 100px 0 0 100px;
}

.nav span {
    display: flex;
    align-items: center;
    height: 30px;
    padding: 0 10px;
    background-color: #142858;
    color: #fff;
    border-radius: 0 100px 100px 0;
    font-size: 12px;
}

.nav_input {
    display: flex;
    overflow: hidden;
}

.box_slideshow {
    display: flex;
    justify-content: center;
    background-color: #7c9dbc;
}

.slideshow {
    width: 80%;
    min-height: 550px;
    background: url(./images/1.webp) no-repeat;
    background-size: 100% 100%;
}

.abount {
    display: flex;
    justify-content: center;
    width: 100%;
    background-color: #7c9dbc;
}

.heritage {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 80%;
    z-index: 1001;
    background-color: #ffffff3c;
    color: #fff;
    padding: 20px 0;
}

.heritage_text {
    display: flex;
    justify-content: center;
    font-size: 14px;
    font-weight: 800;
    color: #142858;
}

.heritage_text_d {
    font-weight: 800;
    font-size: 24px;
    margin-bottom: 5px;
    color: #142858;
}

.heritage_bor {
    width: 80%;
    margin-top: 100px;
    border: 2px solid #707070;
    padding: 40px;
    position: relative;
}

.heritage_bor_img {
    width: 500px;
    position: absolute;
    top: -20px;
    left: -20px;
}

.heritage_bor_r {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: end;
}

.heritage_bor_r_box {
    width: 43%;
}

.heritage_bor_r_box div {
    margin-bottom: 10px;
}

.heritage_h1 {
    font-weight: 800;
    font-size: 18px;
}

.heritage_h5 {
    font-size: 12px;
}

.heritage_but {
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 100px;
    width: 150px;
    padding: 5px;
    background-color: #142858;
    font-size: 12px;
}

.history {
    display: flex;
    width: 80%;
}

.history div {
    width: 25%;
    height: 200px;
    background-color: #fff;
}

.history img {
    width: 100%;
    height: 200px;
}

.history_text {
    padding: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 800;
    font-size: 22px;
    color: #142858;
}

.memory {
    width: 80%;
    display: flex;
    margin-top: 20px;
}

.memory_l {
    display: flex;
    align-items: end;
    padding: 10px;
    font-weight: 800;
    width: 50%;
    height: 400px;
    width: 50%;
    min-height: 400px;
    background: url(./images/7.webp) no-repeat;
    background-size: 100% 100%;
}

.memory_r {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 50%;
    height: 400px;
    padding-left: 10px;
}

.memory_r_item {
    display: flex;
    justify-content: space-between;
    width: 100%;
    height: 195px;
}

.memory_r_item_24 {
    display: flex;
    align-items: end;
    padding: 10px;
    font-weight: 800;
    width: 49%;
    height: 195px;
    background: url(./images/8.webp) no-repeat;
    background-size: 100% 100%;
}

.memory_r_item_25 {
    display: flex;
    align-items: end;
    padding: 10px;
    font-weight: 800;
    width: 49%;
    height: 195px;
    background: url(./images/9.webp) no-repeat;
    background-size: 100% 100%;
}

.memory_r_item_26 {
    display: flex;
    align-items: end;
    padding: 10px;
    font-weight: 800;
    width: 49%;
    height: 195px;
    background: url(./images/10.webp) no-repeat;
    background-size: 100% 100%;
}

.memory_r_item_27 {
    display: flex;
    align-items: end;
    padding: 10px;
    font-weight: 800;
    width: 49%;
    height: 195px;
    background: url(./images/11.webp) no-repeat;
    background-size: 100% 100%;
}

.message {
    margin-top: 20px;
    width: 80%;
}

.message_zx {
    display: flex;
}

.message_zx_img {
    width: 30%;
    height: 200px;
}

.message_zx_img img {
    width: 100%;
    height: 200px;
}

.message_zx_text {
    display: flex;
    align-items: center;
    width: 70%;
    height: 200px;
    padding: 20px;
    color: #fff;
    background-color: #142858;
}

.message_r {
    display: flex;
}

.message_r {
    display: flex;
}

.message_r div {
    width: 33.33333%;
    height: 200px;
}

.message_r img {
    width: 100%;
    height: 200px;
}

.message_r_text {
    display: flex;
    align-items: center;
    background-color: #fff;
    color: #142858;
    padding: 10px;
}