html,
body {
    padding: 0;
    margin: 0;
    font-family: Helvetica, Pingfang SC, Microsoft YaHei, STHeiti, Verdana, Arial, Tahoma, sans-serif;

}

/*解决页面加载触发的问题*/
.transition_none * {
    -webkit-transition: none !important;
    -moz-transition: none !important;
    -ms-transition: none !important;
    -o-transition: none !important;
    transition: none !important;
}

nav a {
    color: #ffffff;
    text-decoration: none;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}



.nav {
    height: 4rem;
    left: 0;
    right: 0;
    top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    background-color: rgba(0, 0, 0, .3);
    z-index: 999;

    transition: all 0.3s;
}

nav:hover {
    background-color: rgba(0, 0, 0, .3);
}

.nav .logo {
    width: 260px;
}

.nav .logo img {
    /* width: 138px; */
    width: 240px;
}

.nav .logo .w-logo {
    display: none;
}

nav a {
    width: 92px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
}

.nav a:before {
    content: "";
    position: absolute;
    z-index: -1;
    width: 0;
    bottom: 0;
    background: #fff;
    height: 2px;
    border-radius: 1px;
    -webkit-transition-duration: 0.4s;
    transition-duration: 0.4s;
    -webkit-transition-timing-function: ease-in-out;
    transition-timing-function: ease-in-out;
    -webkit-transition-property: width;
    transition-property: width;
}

.nav a::before {
    -webkit-transform: perspective(1px) translateZ(0);
    transform: perspective(1px) translateZ(0);
}

.nav a:hover {
    -webkit-transition-duration: 0.6s;
    transition-duration: 0.6s;
    -webkit-transition-property: color, font-size;
    transition-property: color, font-size;
    -webkit-transition-timing-function: ease-in-out;
    transition-timing-function: ease-in-out;
    font-size: 17px;
}

.nav a:hover:before {
    width: 100px;
}

.nav.white {
    /* background-color:rgb(255, 255, 255); */
    background-color: rgb(20 20 20);
    /* border-bottom: #ccc 1px solid; */
    box-shadow: 0 2px 2px rgba(0, 0, 0, .1);
}

nav.white a {
    /* color: #525252; */
    color: #c5c5c5;
}

.nav.white a:before {
    background: #000;
}

.nav.white .logo .b-logo {
    display: none;
}

.nav.white .logo .w-logo {
    display: block;
}

.section .title {
    text-align: center;
    padding: 50px 0 30px 0;
}

.section .title .main-title {
    color: #3595f5;
    font-size: 20px;
    text-align: center;
    font-weight: 700;
}

.section .title .sub-title {
    color: #aaa;
    font-size: 14px;
    margin-top: 8px;
}

/*通用样式*/
.margin-nav {
    margin-top: 96px;
}

.text-warning {
    color: #8a6d3b;
    background-color: #fcf8e3;
    border-color: #faebcc;
    padding: 20px;
    font-size: 13px;
}



/*footer*/
.footer {
    background-color: #353535;
    text-align: center;
    color: #aaa;
    padding: 20px 0 6px 0;
    font-size: 12px;
    /* margin-top: 50px; */

    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999999;

}
.footer-holder{
    width: 100%;
    height: 88px;
}

/*end footer*/

/*解决方案*/
.solution.items {
    width: 1024px;
    margin: 40px auto 0px auto;

    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.solution.items .item {
    width: 220px;
    /* height: 270px; */
    text-align: center;
    background-color: #ffffff;
    border-radius: 4px;
    box-shadow: 0 10px 20px rgba(59, 155, 251, .1);
    margin-bottom: 30px;

    transition: all .5s;
}

.solution.items .item:hover {
    cursor: pointer;
    transform: translateY(-10px);
}

.solution.items .item .img {
    font-size: 0;
}

.solution.items .item img {
    width: 100%;
}

.solution.items .item .sln-name {
    font-size: 22px;
    color: #888888;
    height: 70px;
    line-height: 60px;

}

.solution.items .item .sln-name a {
    font-size: 22px;
    color: #888888;
}

/*留言通用样式*/
.cc-ipt {
    background: #FFFFFF;
    padding: 0 30px;
    font-size: 18px;
    color: #333333;
    box-shadow: 0 0 10px rgba(0, 0, 0, .2);
    -moz-box-shadow: 0 0 10px rgba(0, 0, 0, .2);
    -webkit-box-shadow: 0 0 10px rgba(0, 0, 0, .2);
    border-radius: 8px;
    -webkit-border-radius: 8px;
    -moz-border-radius: 8px;
    -ms-border-radius: 8px;
    -o-border-radius: 8px;
    height: 66px;
    border: none;
    outline: none;
}

.cc-ipt.warning {
    box-shadow: 0 0 4px rgb(220 4 4 / 58%);
    -moz-box-shadow: 0 0 4px rgb(220 4 4 / 58%);
    -webkit-box-shadow: 0 0 4px rgb(220 4 4 / 58%);
}

.message {
    text-align: center;
    margin-top: 40px;
}

.message div {
    display: inline-block;
}

.message .info {
    width: 520px;
}

.message .info .cc-ipt {
    width: 430px;
}

.message .phone {
    width: 238px;
}

.message .phone .ipt-phone {
    width: 150px;
}

.message .button {
    height: 66px;
    border-radius: 8px;
    -webkit-border-radius: 8px;
    -moz-border-radius: 8px;
    -ms-border-radius: 8px;
    -o-border-radius: 8px;
    font-size: 18px;
    color: #FFFFFF;
    background: #008fd3;
    line-height: 66px;
    text-align: center;
    cursor: pointer;
    width: 168px;
}

.contact {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0px auto;
    margin-top: 30px;
    max-width: 940px;
}

.qrcode {
    padding: 15px;
    border-radius: 6px;
    -webkit-box-shadow: 0 0 10px rgba(0, 0, 0, .2);
    box-shadow: 0 0 10px rgba(0, 0, 0, .2);
}

.qrcode img {
    width: 88px;
}

.director {
    display: flex;
    flex-direction: column;
    align-items: start;
    justify-content: center;
    padding: 0 38px;
    color: #222222;
    font-size: 14px;
    min-width: 300px;
}


.director .headimg img {
    width: 30px;
}

.director .phone,
.director .email {
    padding-left: 33px;
    margin-top: 10px;
    text-align: left;
    line-height: 1.5;
}

.director .email:not(:last-child) {
    margin-bottom: 26px;
}

.director:first-child {
    width: 300px;
}

.inviter {
    padding: 30px 20px;
}

.inviter .link {
    color: #258890;
}

/*通用的*/
.btn {
    background: none;
    color: #ffffff;
    font-size: 16px;
    border: none;
}

.dropdown,
.dropup {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
    display: none;
    float: left;
    min-width: 160px;
    padding: 5px 0;
    margin: 2px 0 0;
    font-size: 14px;
    text-align: left;
    list-style: none;
    background-color: #fff;
    -webkit-background-clip: padding-box;
    background-clip: padding-box;
    border: 1px solid #ccc;
    border: 1px solid rgba(0, 0, 0, .15);
    border-radius: 4px;
    -webkit-box-shadow: 0 6px 12px rgba(0, 0, 0, .175);
    box-shadow: 0 6px 12px rgba(0, 0, 0, .175);
}

.open>.dropdown-menu {
    display: block;
}

.dropdown-menu>li>a {
    display: block;
    padding: 3px 20px;
    clear: both;
    font-weight: 400;
    line-height: 1.42857143;
    color: #333;
    white-space: nowrap;
}

.down-img{
    width: 16px;
    margin-left: 6px;
}
.btn{
    display: flex;
    justify-content: center;
    align-items: center;
}
.details-info p{
    width: 760px;
}
.details-info p span{
    text-wrap: unset !important;
    padding: 0 !important;
    line-height: 1.8;
}