body {
    margin: 0 auto;
    padding-bottom: 46px;
    max-width: 640px;
}

a {
    text-decoration: none;
}
.container{
  width: 100%;
  padding-right: 14px;
  padding-left: 14px;
  margin-right: auto;
  margin-left: auto;
}
/* 导航 */
header {
    width: 100%;
    background-color: #FFD833;
    overflow: hidden;
}

nav {
    margin: 12px 0 8px;
    height: 38px;
    overflow: hidden;
}

.brand {
    height: 38px;
    float: left;
}

.menu {
    width: 38px;
    height: 38px;
    float: right;
}

.hamburger-menu {
    margin: 6px;
    list-style: none;
    /* summary元素默认会有一个三角形箭头，可以使用这个行代码删除箭头 */
    cursor: pointer;
    width: 28px;
    height: 26px;
    position: relative;
}

.hamburger-menu::-webkit-details-marker {
    display: none;
}

.hamburger-menu__line {
    display: block;
    width: 28px;
    height: 4px;
    border-radius: 2px;
    background-color: #fff;
    transition: .5s;
    position: absolute;
}

.hamburger-menu__line:first-child {
    top: 0;
}

.hamburger-menu__line:nth-child(2) {
    top: calc(50% - 2px);
}

.hamburger-menu__line:last-child {
    bottom: 0;
}

/* 隐藏中间那条直线 */
.hamburger-menu-wrap[open] .hamburger-menu__line:nth-child(2) {
    display: none;
}

/* 将上面那条直线移到中间，并旋转-45deg */
.hamburger-menu-wrap[open] .hamburger-menu__line:first-child {
    top: calc(50% - 0.3rem);
    transform: rotate(-45deg);
    transform-origin: center;
}

/* 将下面面那条直线也移到中间，并旋转45deg */
.hamburger-menu-wrap[open] .hamburger-menu__line:last-child {
    top: calc(50% - 0.3rem);
    transform: rotate(45deg);
    transform-origin: center;
}

/* 英雄图 */
.hero {
    width: 100%;
    height: 450px;
    background-color: #FFD833;
    overflow: hidden;
}

.hero h1 {
    margin: 0;
    padding-top: 160px;
    letter-spacing: 5px;
    font-weight: normal;
    text-align: center;
    color: #fff;
}
/* 主营业务 */
.service {
    padding: 14px 0;
    background-color: #fff;
}

.service .cartbox {
    padding: 8px 6px 12px;
    width: 100%;
    border-radius: 5px;
    background-color: #FFD833;
    text-align: center;
    /* background:#FFD833 url(./imgs/01.svg) no-repeat;
    background-size:68%;
    background-position: right center; */
}

.service .cartbox h2 {
    margin: 0;
    padding-bottom: 6px;
    font-size: 1.2rem;
    font-weight: normal;
    letter-spacing: 0.05rem;
    color: #986e04;
}

.service .cartbox p {
    margin: 0 0 5px;
    font-size: 14px;
    line-height: 20px;
    color: rgba(152,110,4, .65);
    /* color: rgba(255, 255, 255, .8); */
}

.service .cartbox span.more_btn {
    margin: 0 auto;
    width: 80px;
    height: 22px;
    line-height: 22px;
    font-size: 14px;
    background-color: #fff;
    border-radius: 11px;
    display: inline-block;
    color: #999;
}

.service .cartbox span.more_btn a {
    color: #999;
}
/* 作品集 */
.portfolio {
    padding:14px 0 22px;
    background-color: #F4F7FA;
}

.box-title {
    margin-bottom: 20px;
    padding: 5px 0 10px 0;
    font-size: 24px;
    color: #686868;
    text-align: center;
    letter-spacing: 5px;
    position: relative;
}

.box-title::before {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 45px;
    height: 2px;
    background-color: #FFD833;
}

.portfolio .col-6{
    margin-bottom: 14px;
}

.portfolio img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 6px 6px 0 0;
}

.portfolio h2{
    margin: 0;
    background-color: #fff;
    padding: 5px 8px;
    font-size: .9rem;
    font-weight: normal;
    color: #888;
    border-radius: 0 0 6px 6px;
}
.portfolio h2 a{
    color: #888;
}
.more-btn-lnk{
    margin: 0 auto;
    width: 88px;
    height: 30px;
    line-height: 30px;
    font-size: 14px;
    text-align: center;
    background-color: #FFD833;
    border-radius: 6px;
    color: #888;
}
.more-btn-lnk a{
    color: #888;
}

.pagenavi {
    text-align: center;
    padding-top:8px;
  }
  
  .pagenavi .current {
    color: #fff;
    background-color:#FFD833 !important;
    border-color: #FFD833;
  }
  
  .pagenavi a,
  .pagenavi span {
    margin: 0 1px;
    padding: 0;
    display: inline-block;
    vertical-align: top;
    width: 30px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    color: #636363;
    font-size: 14px;
    border: 1px solid #FFD833;
    border-radius: 3px;
    background-color: #fff;
  }
  
  .pagenavi a:hover {
    color: #fff;
    background-color: #FFD833;
    border-color: #FFD833;
  }

/* 关于我们 */
.about{
    padding:14px 0 25px;
}

.about p{
    margin-top: 0;
    color: #888;
    font-size: 1rem;
    line-height: 1.6rem;
}

/* 客户 */
.customer{
    padding:14px 0;
    background-color: #F4F7FA;
}
.customer .col-3{
    margin-bottom: 14px;
}
.customer img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 6px;
}

/* 联系 */
.contact{
    padding:14px 0;
}

.contact .sh{
    color:#9E9E9E;
}

.contact .sh h2{
    margin: 10px 0 5px;
    text-align: center;
    font-size: 30px;
    letter-spacing: 2px;
    font-weight: normal;
}
.contact .sh .box-title{
    margin-bottom: 10px;
    letter-spacing: 1px;
    /* color: #9e9e9e; */
}

.contact .sh p{
    margin: 0;
    padding: 2px 0;
    text-align: center;
}

.contact .sh p:nth-child(4){
    font-size: 18px;
}

.contact .cbox{
    margin-top: 14px;
    padding: 8px;
    background-color: #f4f4f4;
    border-radius: 6px;
}

.contact .cbox h3{
    margin: 0 0 3px;
    padding-left: 18px;
    font-size: 14px;
    /* font-weight:normal; */
    color: #686868;
    letter-spacing: 2px;
    background: url(./imgs/xy.svg) left center no-repeat;
}
.contact .cbox p{
    margin: 0;
    font-size: 12px;
    color: #9e9e9e;
    letter-spacing: 1px;
}

/* 备案 */
.beian{
    margin-bottom: 12px;
    font-size: 12px;
    color: #ccc;
    text-align: center;
}
.beian a{
    color: #ccc;
}
/* 列表 */
.banner{
    margin: 0 auto;
    padding: 30px 0;
    background-color: #f4f4f4;
}
.banner h1.box-title{
    margin: 0 auto;
    font-weight: normal;
}
.banner p{
    margin: 10px auto;
    text-align: center;
    color: #888;
    font-size: 14px;
}

.clnkbox{
    padding-top: 14px;
    padding-bottom: 10px;
}

.clnkbox ul{
    margin: 0;
    padding: 0;
}

.clnkbox ul li{
    list-style: none;
    /* margin-bottom: 3px; */
    padding: 0 12px;
    height: 34px;
    line-height: 26px;
    font-size: 14px;
    text-align: center;
    background-color: #FFD833;
    border-radius: 17px;
    border: 4px #fff solid;
    display: inline-block;
}

.clnkbox ul li a{
  
    color: rgba(15, 14, 14, 0.45);
}

/* 作品内页 */
.video{
    width: 100%;
}

.embed-responsive {
    position: relative;
    display: block;
    width: 100%;
    padding: 0;
    overflow: hidden;
  }
  
  .embed-responsive::before {
    display: block;
    content: "";
  }
  
  .embed-responsive .embed-responsive-item,
  .embed-responsive iframe,
  .embed-responsive embed,
  .embed-responsive object,
  .embed-responsive video {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
  }
  
  .embed-responsive-21by9::before {
    padding-top: 42.857143%;
  }
  
  .embed-responsive-16by9::before {
    padding-top: 56.25%;
  }
  
  .embed-responsive-4by3::before {
    padding-top: 75%;
  }
  
  .embed-responsive-1by1::before {
    padding-top: 100%;
  }

.video h1{
    margin: 0;
    padding: 10px;
    font-weight: normal;
    font-size: 20px;
    color: #686868;
    /* background-color: #F4F7FA; */
    /* border-radius: 0 0 6px 6px; */
}

.related{
    width: 100%;
    padding:0 14px 14px;
    overflow: hidden;
}

.related-back{
    margin: 0 auto;
    padding-right:12px;
    padding-left: 26px;
    height: 22px;
    line-height: 22px;
    font-size: 14px;
    border-radius: 11px;
    display: inline;
    color: rgba(15, 14, 14, 0.45);
    float: right;
    background: #FFD833 url(./imgs/back.svg) left center no-repeat;
    
}
.related-back a{
    color: rgba(15, 14, 14, 0.45);
}
h3.title{
    margin: 0;
    font-size: 16px;
    height:auto;
    padding-left: 10px;
    position: relative;
    font-weight: normal;
    color: #686868;
    display: inline;
    float: left;
}

h3.title a{
    color: #686868;
}

h3.title::before {
    display: block;
    content: "";
    width: 4px;
    height: 1.2rem;
    background: #edac07;
    position: absolute;
    left: 0;
    top: 2px;
}

/* 关于艺虎 */


.about-us{
    padding-top: 24px;
    padding-bottom: 10px;
}

figure{
    margin: 0 auto;
    width: 139px;
}

figure figcaption{
    font-weight: normal;
    letter-spacing: 1px;
    font-size: 14px;
    color: #888;
}

.about-us p{
    color: #686868;
    line-height: 26px;
    letter-spacing: 1px;
}


.power{
    padding: 14px 0;
    background-color: #F4F7FA;
}

.power .box-title{
letter-spacing: 1px;
}

.power .col-6 {
    margin-bottom: 14px;
    
}
.power .col-6 .item{
    padding: 8px;
    background-color: #fff;
    border-radius: 6px;
    text-align: center;
}

.power .col-6 .item h3{
    margin:0 0 3px;
    font-weight:normal;
    color: #686868;
}

.power .col-6 .item p{
    margin: 0;
    font-size: 14px;
    color: #9E9E9E;
}

/* bar */
.footbar {
    margin: 0 auto;
    max-width: 750px;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 46px;
    z-index: 1001;
    background-color: #FFD833;
    white-space: nowrap;
    box-shadow: 0 -3px 15px rgba(0,0,0,0.18);
    text-align: center;
    border-radius:6px 6px 0 0;
}

.footbar .foot-btn{
    margin: 8px 0;
    padding-left:38px;
    padding-right:16px;
    height: 30px;
    line-height: 30px;
    font-size: 16px;
    text-align: center;
    border-radius: 15px;
    display: inline-block;
    color: #999;
}
.footbar .foot-btn a{
    color: #999;
}
.footbar .btn-400{
    background:#fff url(./imgs/400.svg) 12px center no-repeat;
    background-size: 11%;
}

.footbar .btn-chat{
    background:#fff url(./imgs/chat.svg) 12px center no-repeat;
}