:root {
    --max: 1200px;
    --size14: 14px;
    --size16: 16px;
    --size18: 18px;
    --size20: 20px;
    --size24: 24px;
    --size30: 30px;
    --size36: 36px;
    --size40: 40px;
    --size46: 46px;
    --size50: 50px;
    --size56: 56px;
    --size60: 60px;

    --top20: 20px;
    --top30: 30px;
    --top40: 40px;
    --top50: 50px;
    --top60: 60px;
    --top80: 80px;
    --top100: 100px;
    --top120: 120px;
}

@font-face {
    font-family: "m";
    src: url("../fonts/m.otf") format("truetype");
}

@font-face {
    font-family: "bold";
    src: url("../fonts/bold.otf") format("truetype");
}

body {
    overflow: hidden;
    overflow-y: auto;
    font-family: "m";
    background: rgba(27, 27, 27, 1);
}

.Hertre {
    width: 100%;
    z-index: 999;
    position: relative;
}

.Hertre_cen {
    width: var(--max);
    height: 100%;
    margin: var(--top30) auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}

.Logo {
    width: 70px;
    overflow: hidden;
    margin: auto;

}

.Logo img {
    width: 100%;
    height: auto;
}

.yuyan {
    /* margin-left: 50px; */
    color: white;
    font-weight: bold;
}

.Nav {
    width: 100%;
    margin: auto;
    margin-top: var(--top30);
}

.Nav ul {
    width: 105%;
    height: auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--top40);
}

.Nav ul li {
    font-size: var(--size18);
    color: rgba(255, 255, 255, 1);
    font-family: 'bold';
    text-align: center;
    line-height: 1;
    position: relative;
}

.Nav ul li.Nav_cen {
    color: rgba(234, 216, 135, 1);
}

.Nav ul li:hover {
    color: rgba(234, 216, 135, 1);
}


.An {
    width: 30px;
    display: none;
}

.menu_button {
    cursor: pointer;
    width: 30px;
    height: 30px;
}

.menu_button:focus {
    outline: none;
}

.menu_button .line {
    fill: none;
    stroke: rgba(234, 216, 135, 1);
    stroke-width: 8;
    stroke-linecap: round;
    transition: stroke-dasharray 600ms cubic-bezier(0.4, 0, 0.2, 1),
        stroke-dashoffset 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

.menu_button .line1 {
    stroke-dasharray: 60 207;
}

.menu_button .line2 {
    stroke-dasharray: 60 60;
}

.menu_button .line3 {
    stroke-dasharray: 60 207;
}

.menu_button.opened .line1 {
    stroke-dasharray: 90 207;
    stroke-dashoffset: -134;
}

.menu_button.opened .line2 {
    stroke-dasharray: 1 60;
    stroke-dashoffset: -30;
}

.menu_button.opened .line3 {
    stroke-dasharray: 90 207;
    stroke-dashoffset: -134;
}

.Banner {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.Banner img {
    width: 100%;
    height: auto;
}

.Banner_text {
    width: var(--max);
    overflow: hidden;
    position: absolute;
    top: var(--top40);
    left: 6.5vw;
}

.Banner_text h2 {
    width: max-content;
    font-size: var(--size46);
    color: rgba(255, 255, 255, 1);
    line-height: 1;
    font-family: 'bold';
}

.Max {
    width: var(--max);
    margin: var(--top80) auto;
}

.Ditu {
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    padding: var(--top40);
}

.Ditu_max {
    min-width: 430px;
    max-width: 50%;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0px 0px 60px 10px rgba(13, 37, 62, 0.1);
    background: rgb(255, 255, 255);
    padding: 140px var(--top60);
}

.Ditu_max ul {
    width: 100%;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--top60);
}

.Ditu_max ul li {
    width: 100%;
    overflow: hidden;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--top20);
}

.Ditu_max ul li img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.Ditu_max ul li p {
    flex: 1;
    font-size: var(--size14);
    color: rgb(51, 51, 51);
}

.Lianxi h2 {
    width: max-content;
    margin: auto;
    text-align: center;
    font-size: var(--size36);
    color: rgba(234, 216, 135, 1);
    line-height: 1;
}

.Lianxi>p {
    width: max-content;
    margin: auto;
    text-align: center;
    font-size: var(--size16);
    color: rgba(234, 216, 135, 1);
    line-height: 1.6;
    margin-top: 20px;
}

.Lianxi form {
    width: 100%;
    margin-top: var(--top40);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--top40) 0;
}

.Lianxi_form {
    width: 100%;
}

.Lianxi_form p {
    font-size: var(--size16);
    color: rgba(255, 255, 255, 0.9);
    font-family: 'bold';
    line-height: 1;
}

.Lianxi_form input {
    width: 100%;
    height: 60px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 1);
    border: 1px solid rgba(220, 220, 220, 1);
    font-size: var(--size14);
    color: rgba(153, 153, 153, 1);
    padding: 0 15px;
    margin-top: 15px;
}

.Lianxi_form:nth-child(-n+4) {
    width: calc(50% - var(--top40));
}

.Lianxi_form textarea {
    width: 100%;
    height: 160px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 1);
    border: 1px solid rgba(220, 220, 220, 1);
    font-size: var(--size14);
    color: rgba(153, 153, 153, 1);
    padding: 15px;
    resize: none;
    font-family: 'm';
    margin-top: 15px;
}

.Lianxi_form button {
    width: 340px;
    max-width: 100%;
    height: 60px;
    border-radius: 4px;
    background: rgba(234, 216, 135, 1);
    font-size: var(--size20);
    color: rgba(0, 0, 0, 1);
    cursor: pointer;
    margin: auto;
    display: block;
}

.Footer {
    width: var(--max);
    margin: var(--top40) auto;
}

.Footer_logo {
    width: 70px;
    overflow: hidden;
    margin: auto;

}

.Footer_logo img {
    width: 100%;
    height: auto;
}

.Footer_nav {
    width: 100%;
    margin: auto;
    margin-top: var(--top40);
}

.Footer_nav ul {
    width: 100%;
    height: auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--top40);
}

.Footer_nav ul li {
    font-size: var(--size18);
    color: rgba(255, 255, 255, 1);
    text-align: center;
    line-height: 1;
    position: relative;
}

.Footer_nav ul li:hover {
    color: rgba(234, 216, 135, 1);
}

.Youshi ul {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--top100);
}

.Youshi ul li {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--top30);
}

.Youshi ul li:nth-child(2n+1) {
    flex-direction: row-reverse;
}

.Youshi ul li>img {
    width: 30%;
    object-fit: cover;
}

.Youshi_text {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    align-content: center;
}

.Youshi_text_top {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.Youshi_text_top h2 {
    width: max-content;
    font-size: var(--size36);
    color: rgba(234, 216, 135, 1);
}

.Youshi_text_top img {
    width: 70px;
    height: 40px;
    object-fit: contain;
}

.Youshi_text p {
    width: 100%;
    font-size: var(--size18);
    color: rgba(255, 255, 255, 1);
    margin-top: 10px;
    line-height: 2.6;
}

.Youshi ul li:nth-child(2n) .Youshi_text_top {
    flex-direction: row-reverse;
    justify-content: flex-start;
}

.Youshi ul li:nth-child(2n) .Youshi_text_top h2 {
    margin-right: auto;
}

.Chanpin_nav {
    width: 100%;
    border-radius: 40px;
    background: rgba(0, 0, 0, 1);
}

.Chanpin_nav ul {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6vw;
}

.Chanpin_nav ul li {
    font-size: var(--size18);
    color: rgba(255, 255, 255, 1);
    line-height: 80px;
    font-family: 'bold';
}

.Chanpin_nav ul li.active {
    color: rgba(234, 216, 135, 1);
}

.Chanpin_ltem {
    width: 100%;
    margin-top: var(--top80);
}

.Chanpin_ltem ul {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--top80) var(--top30);
}

.Chanpin_ltem ul li {
    width: 100%;
    aspect-ratio: 365 / 240;
    display: flex;
    justify-content: center;
    align-items: center;
}

.Chanpin_ltem ul li img {
    width: 80%;
    height: 80%;
    object-fit: contain;
}

.Chanpin_ltem ul li:hover img {
    transform: scale(1.1);
}

.page {
    width: 100%;
    overflow: hidden;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: var(--top80);
    gap: 6px;
}

.page .active,
.page .total {
    width: 36px;
    height: 36px;
    opacity: 1;
    border-radius: 3px;
    background: rgba(255, 255, 255, 1);
    border: 1px solid rgba(222, 222, 222, 1);
    display: flex;
    justify-content: center;
    align-items: center;
}

.page .active {
    background: rgba(234, 216, 135, 1);
    border: 1px solid rgba(234, 216, 135, 1);
}

.page .active:nth-child(1),
.page .total:nth-child(1),
.page .active:last-child,
.page .total:last-child {
    background: rgba(255, 255, 255, 1);
    border: 1px solid rgba(222, 222, 222, 1);
}

.Hezuo>h2 {
    font-size: var(--size36);
    color: rgba(234, 216, 135, 1);
    text-align: center;
    width: max-content;
    margin: auto;
    line-height: 1;
}

.Hezuo>p {
    font-size: var(--size16);
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
    width: 750px;
    max-width: 100%;
    margin: auto;
    line-height: 1.7;
    margin-top: var(--top40);
}

.Hezuo ul {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: var(--top40);
    margin-top: var(--top80);
}

.Hezuo ul li {
    width: 100%;
    overflow: hidden;
    aspect-ratio: 196 130;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
}

.Hezuo ul li img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.Hezuo ul li:hover img {
    transform: scale(1.1);
}

.Guanyu ul {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--top60);
}

.Guanyu ul li {
    width: 100;
}

.Guanyu ul li>h2 {
    font-size: var(--size36);
    color: rgba(234, 216, 135, 1);
    line-height: 1;
}

.Guanyu_text {
    width: 100%;
    margin-top: var(--top20);
    font-size: var(--size16);
    color: rgba(255, 255, 255, 1);
    line-height: 2.6;
}

.Guanyu_text img {
    max-width: 100%;
    height: auto;
}

.Banner_in {
    width: 1680px;
    max-width: 100%;
    margin: auto;
    position: relative;
}

.Banner_in img {
    width: 100%;
    height: auto;
}


.Guanyuin {
    width: var(--max);
    margin: 150px auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--top40);
}

.Guanyuin_text {
    flex: 1;
}

.Guanyuin_text h2 {
    width: max-content;
    font-size: var(--size36);
    color: rgba(255, 255, 255, 1);
    line-height: 1;
}

.Guanyuin_text p {
    width: max-content;
    font-size: var(--size24);
    color: rgba(255, 255, 255, 1);
    line-height: 1.6;
    margin-top: var(--top50);
}

.Guanyuin_text a {
    width: 200px;
    border: 2px solid rgba(234, 216, 135, 1);
    margin-top: var(--top120);
    display: block;
    border-radius: 50px;
    text-align: center;
    font-size: var(--size16);
    color: rgba(234, 216, 135, 1);
    line-height: 50px;
    font-family: 'bold';
    overflow: hidden;
}

.Guanyuin_text a:hover {
    color: rgba(0, 0, 0, 1);
}

.Guanyuin img {
    width: 350px;
    height: auto;
}

.Chanpinin {
    width: var(--max);
    margin: 150px auto;
}

.Chanpinin>h2 {
    font-size: var(--size36);
    color: rgba(234, 216, 135, 1);
    text-align: center;
    width: max-content;
    margin: auto;
    line-height: 1;
}

.Chanpinin ul {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--top100);
    margin-top: var(--top60);
}

.Chanpinin ul li {
    width: 100%;
}

.Chanpinin_img {
    width: 100%;
    aspect-ratio: 400 / 260;
    display: flex;
    justify-content: center;
    align-items: center;
}

.Chanpinin_img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.Chanpinin ul li h2 {
    text-align: center;
    font-size: var(--size18);
    color: rgba(255, 255, 255, 1);
    margin-top: var(--top30);
}

.Chanpinin ul li:hover {
    transform: translateY(-10px);
}

.Chanpinin ul li:hover h2 {
    color: rgba(234, 216, 135, 1);
}

.Chanpinin>a {
    width: 200px;
    border: 2px solid rgba(234, 216, 135, 1);
    margin: auto;
    margin-top: var(--top60);
    display: block;
    border-radius: 50px;
    text-align: center;
    font-size: var(--size16);
    color: rgba(234, 216, 135, 1);
    line-height: 50px;
    font-family: 'bold';
    overflow: hidden;
}

.Chanpinin>a:hover {
    color: rgba(0, 0, 0, 1);
}

.yuyan1 {
    display: none
}