html,
body {
    /* 文字风格 Sans-serif 各笔画粗细相同，Serif 笔画粗细不同，monospace 等宽体，cursive草书，fantasy梦幻 */
    font-family: 'Microsoft YaHei', sans-serif, 'Helvetica Neue', Helvetica, Arial,
        '黑体', '宋体', Arial;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-size: 16px;
    color: #333;
    margin: 0px auto;
    padding: 0px;
    overflow-x: hidden;
}

/* 重置各标签的默认样式 */
a,
center,
cite,
code,
dd,
del,
div,
dl,
dt,
em,
fieldset,
figcaption,
figure,
footer,
form,
h1,
h2,
h3,
h4,
h5,
h6,
header,
hr,
html,
img,
input,
label,
legend,
li,
mark,
ol,
p,
section,
span,
textarea,
time,
td,
th,
ul {
    margin: 0;
    border: 0;
    padding: 0;
    font-style: normal;
    box-sizing: border-box;
    /*  自动换行 */
    word-wrap: break-word;
}

/*  设置标签为块级分类 */
article,
aside,
details,
fieldset,
figcaption,
figure,
footer,
header,
main,
nav,
section {
    display: block;
}

/* 去除input标签的默认样式 */
button,
input,
textarea {
    -webkit-appearance: none;
    font-family: 'Microsoft YaHei', sans-serif, 'Helvetica Neue', Helvetica, Arial,
        '黑体', '宋体', Arial;
    border: 0;
    margin: 0;
    padding: 0;
    font-size: 1em;
    line-height: 1em;
    outline: none;
    background-color: transparent;
}

/*  禁止多文本框手动拖动大小 */
textarea {
    resize: none;
    -webkit-appearance: none;
}

/* 去掉按下的阴影盒子 */
input,
textarea,
a {
    -webkit-tap-highlight-color: transparent;
}

/*  清除a标签下划线 */
a,
a:visited {
    text-decoration: none;
}

a:focus,
a:active,
a:hover {
    outline: none;
}

/*  清除列表前面的点 */
ol,
li,
ul {
    list-style: none;
}

/*  清除IE下图片的边框 */
img {
    border-style: none;
    font-size: 0;
    max-width: 100%;
}

/*  解决chrome浏览器默认黄色背景问题 */
input:-webkit-autofill,
textarea:-webkit-autofill,
select:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 1000px #fff inset;
}

/*  设置默认滚动条样式 */
::-webkit-input-placeholder {
    color: #afbdcc;
}

:-moz-placeholder {
    color: #afbdcc;
}

::-moz-placeholder {
    color: #afbdcc;
}

:-ms-input-placeholder {
    color: #afbdcc;
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background-color: #f5f5f5;
}

::-webkit-scrollbar-track-piece {
    background-color: #f5f5f5;
    border-radius: 6px;
}

::-webkit-scrollbar-thumb {
    background-color: #cccccc;
    border-radius: 6px;
}

::-webkit-scrollbar-corner {
    background-color: #f5f5f5;
}

::-webkit-resizer {
    background-repeat: no-repeat;
    background-position: bottom right;
}

@font-face {
    font-family: "p100";
    src: url("../fonts/p100.ttf");
}

@font-face {
    font-family: "p200";
    src: url("../fonts/p200.ttf");
}

@font-face {
    font-family: "p300";
    src: url("../fonts/p300.ttf");
}

@font-face {
    font-family: "p400";
    src: url("../fonts/p400.ttf");
}

@font-face {
    font-family: "p500";
    src: url("../fonts/p500.ttf");
}

@font-face {
    font-family: "p600";
    src: url("../fonts/p600.ttf");
}

@font-face {
    font-family: "p700";
    src: url("../fonts/p700.ttf");
}

@font-face {
    font-family: "p800";
    src: url("../fonts/p800.ttf");
}

@font-face {
    font-family: "p900";
    src: url("../fonts/p900.ttf");
}

.wrapper {
    max-width: 1200px;
    width: 95%;
    margin: 0 auto;
}

.top-wrapper {
    max-width: 1760px;
    width: 95%;
    margin: 0 auto;
}

.nav {
    background: rgba(0, 255, 213, 0);
    transition: .5s;
    /* border-bottom: 1px solid #006555; */
    position: fixed;
    top: 0;
    z-index: 10;
    width: 100%;
}

.nav a {
    /* cursor: inherit; 或者再次指定相同的自定义光标 URL   */
    cursor: url('../img/mouseIcon/mouise-black.ico'), auto;
    /* 当 */
    /* cursor: url('../img/mouseImg/mouise-white.ico'), auto !important; /* 当nav.offsetTop > 0 时，使用白色光标 */
}

.logo a {
    display: flex;
    align-items: center;
}

.logo a img {
    width: 56px;
    height: 56px;
    padding: 0 1px 0 0;
}

.nav .logo a .logo_i {
    font-family: "p700";
    font-size: 45px;
    font-style: italic;
    color: #071232;
    margin-left: 10px;
}

.nav .logo a .logo_p {
    /* font-size: "200"; */
    font-family: "p700";
    font-size: 45px;
    font-style: italic;
    color: #ffffff;
    margin-left: 10px;
}

.nav .top-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav_items ul {
    display: flex;
    justify-content: center;
    height: 100px;
}

.nav_items ul li {
    position: relative;
    margin: 0 20px;
}

/* .nav_items ul li a{display: block;padding: 0 24px;height: 100px;line-height: 100px;transition: .5s;color: #f7f7f7;font-size: 1.125rem;letter-spacing: -0.5px;font-family: "p400";position: relative;z-index: 1;} */

.nav_items ul li .nav_a1 {
    display: block;
    /* padding: 0 24px; */
    /* margin-bottom: 30px; */
    /* width: 101px; */
    ;
    height: 100px;
    text-align: center;
    ;
    line-height: 100px;
    transition: .5s;
    color: #ffffff;
    font-size: 1.125rem;
    letter-spacing: -0.5px;
    font-family: "p400";
    position: relative;
    z-index: 1;
    font-weight: 600;
}

.nav_items ul li .nav_a2 {
    display: block;
    /* padding: 0 24px; */
    /* margin-bottom: 30px; */
    /* width: 210px; */
    height: 100px;
    text-align: center;
    line-height: 100px;
    transition: .5s;
    color: #ffffff;
    font-size: 1.125rem;
    letter-spacing: -0.5px;
    font-family: "p400";
    position: relative;
    z-index: 1;
    font-weight: 600;


}

.nav_items ul li .nav_a3 {
    display: block;
    /* padding: 0 24px; */
    /* margin-bottom: 30px; */
    /* width: 190px; */
    ;
    height: 100px;
    text-align: center;
    font-weight: 600;
    line-height: 100px;
    transition: .5s;
    color: #ffffff;
    font-size: 1.125rem;
    letter-spacing: -0.5px;
    font-family: "p400";
    position: relative;
    z-index: 1;
}

.nav_items ul li .nav_a4 {
    display: block;
    /* padding: 0 24px; */
    /* margin-bottom: 30px; */
    /* width: 246px; */
    height: 100px;
    text-align: center;
    line-height: 100px;
    transition: .5s;
    color: #ffffff;
    font-size: 1.125rem;
    letter-spacing: -0.5px;
    font-family: "p400";
    position: relative;
    z-index: 1;
    font-weight: 600;
}


.nav_items ul li::after {
    content: "";
    width: 0;
    height: calc(100% - 4px);
    position: absolute;
    right: 0;
    transform: translateY(-50%);
    top: 24%;
    border-bottom: 2px solid #ffffff;
}

.nav_items ul li:hover::after {
    width: 100%;
    left: 0;
}

/* .nav_items ul li:hover a {
    color: #00705e;
    font-family: "p700";
} */

.nav_items ul li.nav-active::after {
    width: 100%;
    left: 0;
}

.nav_items ul li.nav-active a {
    color: #fff;
    font-family: "p700";
}

.nav_move {
    background: #fff;
    border-color: #e6e6e6;
}

.nav_move ul li::after {
    /* background: #00705e; */
    content: "";
    width: 0;
    height: calc(100% - 4px);
    position: absolute;
    right: 0;
    transform: translateY(-50%);
    top: 24%;
    border-bottom: 2px solid #071232;
}

.nav_move .logo a .logo_p {
    color: #000;
}

.nav_move .nav_items ul li a {
    cursor: url('../img/mouseIcon/mouise-white.ico'), auto !important;
    color: #071232;
}

.nav_move .nav_items ul li.nav-active a {
    color: #071232;
}

.nav_move .logo a h1 {
    color: #00705e;
}

.nav_move .nav_btn i {
    background: #00705e;
}

.nav_btn {
    display: none;
    cursor: pointer;
}

.nav_btn i {
    width: 20px;
    height: 2px;
    background: #fff;
    display: block;
    margin-bottom: 5px;
    transition: .5s;
}

.nav_open .nav_btn i:nth-child(2) {
    opacity: 0;
    transform: translateX(-100%);
}

.nav_open .nav_btn i:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav_open .nav_btn i:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media screen and (max-width:1270px) {
    .nav {
        /* background-image: url(../img/top-Mask.png); */
        background: rgba(0, 255, 213, 0);
    }

    .nav_btn {
        display: block;
    }

    .nav_items {
        position: fixed;
        top: 82px;
        width: 100%;
        left: 0;
        height: calc(100vh - 101px);
        margin-top: 20px;
    }

    .nav .top-wrapper {
        height: 101px;
    }

    .nav_items ul {
        display: block;

    }

    .nav_move {
        background: #ffffff;
        border-bottom: 1px solid #adadad;
        /* border-color: #00705e; */
    }

    .nav_move .logo a h1 {
        color: #fff;
    }
    .nav_items ul li::after {
        /* background-color: #fff; */
        border-bottom: 0px;
    }

    .nav_move .nav_items ul li::after {
        /* background: #fff; */
    }

    .nav_move .nav_items ul li a {
        color: #000;
        margin: 0;
    }

    .nav_move .nav_items ul li.nav-active a {
        color: #000;
    }

    .nav_items ul li a {
        color: #000 !important;
    }

    .nav_items ul li.nav-active a {
        color: #000;
    }

    .nav_move .nav_btn i {
        background: #071232;
    }

    .nav_items {
        background: #ffffff;
        opacity: 0;
        visibility: hidden;
        transform: translateY(100%);
        transition: .5s;
    }

    .nav_open .nav_items {
        transform: none;
        opacity: 1;
        visibility: visible;
    }
}

@media screen and (max-width:600px) {
    .logo a img {
        width: 34px;
        height: 34px;
    }
    .nav .logo a .logo_p {
        font-family: "p600";
        font-size: 34px;
    }
}
@media screen and (max-width:520px) {
    .nav {
        /* background-image: url(../img/top-Mask.png); */
        border-bottom: 1px solid #5c5c5c8f;
    }

    .nav .logo a .logo_i {
        font-size: 1rem;
        line-height: 34px;
    }

    .nav .logo a .logo_p {
        font-size: 1rem;
        line-height: 34px;
    }

    .nav .top-wrapper {
        display: flex;
        justify-content: space-between;
        align-items: center;
        height: 82px;
    }

    .nav .logo a .logo_p {
        font-family: "p600";
        font-size: 16px;
        font-style: italic;
        color: #fff;
        margin-left: 10px;
    }

    .nav_move .logo a .logo_p {
        color: #000;
    }
    .nav_items {
        top: 63px;
    }

    .nav_items ul li a {
        height: 60px;
        line-height: 60px;
    }

    .nav_items {
        height: calc(100vh - 60px);
    }
}