* {
    margin: 0;
    padding: 0;
    outline: 0;
    vertical-align: baseline;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html,
body {
    color: #000;
    font: 12px/22px Verdana, Arial, sans-serif, "微软雅黑";
    width: 100%;
    overflow: hidden;
    /* scroll-behavior: smooth; */
}

input,
select,
button {
    font-size: 100%;
    outline: 0;
    vertical-align: middle;
    -webkit-appearance: none;
}

button {
    border: 0;
    background-clip: padding-box;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

ol,
ul,
li {
    list-style: none;
}

/* 定义图片边框，当图片作为链接内容被填充时，会有默认边框出现，重定义掉 */
img {
    border: none;
    vertical-align: baseline;
}

a:hover {
    color: #000;
    text-decoration: none;
}

.center{
    text-align:center;
}

/* 标签属性，textarea,input 强制输入时内容超出时换行，打断 */
textarea,
input {
    word-wrap: break-word;
    word-break: break-all;
}

span,
p,
div {
    word-wrap: break-word;
}
.clearfix {
    content: '';
    display: block;
    clear: both;
}

.pc-logo a{
    display:block;
}

/* video */
#hero-video-container {
    height: 100vh;
    background-size: cover;
    background-position: center center;
}

#hero-video,
#m-video {
    position: absolute;
    right: 0;
    bottom: 0;
    min-width: 100%;
    min-height: 100vh;
}
#m-video{
    display:none;
}

/* 滚动条 */
::-webkit-scrollbar {

    /*滚动条整体样式*/

    width: 2px;
    /*高宽分别对应横竖滚动条的尺寸*/

    height: 4px;

}

::-webkit-scrollbar-thumb {

    /*滚动条里面小方块*/

    border-radius: 5px;

    -webkit-box-shadow: inset 0 0 5px rgba(255, 255, 255, 255.2);

    background: rgba(255, 255, 255, 0.2);

}

::-webkit-scrollbar-track {

    /*滚动条里面轨道*/

    -webkit-box-shadow: inset 0 0 5px rgba(255, 255, 255, 0.2);

    border-radius: 0;

    background: rgba(255, 255, 255, 0.1);

}


/* Add some content at the bottom of the video/page */
#hero-video-container .content {
    position: absolute;
    top: 0;
    background: rgba(0, 0, 0, 0.5);
    color: #f1f1f1;
    width: 100%;
    height: 100vh;
    text-align: center;
}


/* 轮播图 */
.swiper-container {
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}
.swiper-container-no-flexbox .swiper-slide {
    float: left
}

.swiper-container-vertical>.swiper-wrapper {
    -webkit-box-orient: vertical;
    -moz-box-orient: vertical;
    -ms-flex-direction: column;
    -webkit-flex-direction: column;
    flex-direction: column
}

.swiper-wrapper {
    position: relative;
    width: 10%;
    height: 100%;
    z-index: 1;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-transition-property: -webkit-transform;
    -moz-transition-property: -moz-transform;
    -o-transition-property: -o-transform;
    -ms-transition-property: -ms-transform;
    transition-property: transform;
    -webkit-box-sizing: content-box;
    -moz-box-sizing: content-box;
    box-sizing: content-box;
}

.swiper-wrapper {
    -webkit-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -o-transform: translate(0, 0);
    -ms-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0)
}

.swiper-slide {
    -webkit-flex-shrink: 0;
    -ms-flex: 0 0 auto;
    flex-shrink: 0;
    width: 50%;
    height: 100%;
    position: relative;
    padding: 0;
}
.swiper-button-next,
.swiper-button-prev {
    position: absolute;
    top: 50%;
    width: 27px;
    height: 50px;
    margin-top: -25px;
    -moz-background-size: 27px 44px;
    -webkit-background-size: 27px 44px;
    background-size: 27px 44px;
    background-position: center;
    background-repeat: no-repeat;
    cursor: pointer;
}

.swiper-button-next,
.swiper-container-rtl .swiper-button-prev {
    background-image: url("../imgs/prev.png");
    right: -5px;
    left: auto
}

.swiper-pagination {
    position: absolute;
    text-align: center;
    -webkit-transition: .3s;
    -moz-transition: .3s;
    -o-transition: .3s;
    transition: .3s;
    -webkit-transform: translate3d(0, 0, 0);
    -ms-transform: translate3d(0, 0, 0);
    -o-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    z-index: 10
}

.swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    display: inline-block;
    border-radius: 100%;
    background: #000;
    opacity: .2;
    margin: 0 5px;
    cursor: pointer;
}

.banner-box {
    width: 600px;
    height: 180px;
    margin-left:-300px;
    position: absolute;
    top:40vh;
    left:50%;
}
.banner-arrow .swiper-button-prev{
    left: -28px;
    top: 37%;
}
.banner-arrow .swiper-button-next{
    right: -28px;
    top: 37%;
}

.overflowAuto {
     overflow: hidden;
}

.swiper-container {
    width: 100%;
    margin: 12px 0;
}
.swiper {
    height: 180px;
}

.swiper-slide {
    -webkit-transform-style: preserve-3d;
    -moz-transform-style: preserve-3d;
    -ms-transform-style: preserve-3d;
    transform-style: preserve-3d;
    transform: scale(.8);
    -webkit-transition: all .5s;
    -moz-transition: all .5s;
    -o-transition: all .5s;
    transition: all .5s;
    -webkit-transition: transform 1.0s;
    -moz-transition: transform 1.0s;
    -ms-transition: transform 1.0s;
    -o-transition: transform 1.0s;
    -webkit-transform: scale(0.7);
}
.index_main.business_main .banner-box .swiper-slide span,
.index_main.business_main .banner-box .swiper-slide .business-detail-m{
    display:none;
}

.business_main .swiper-button-prev,
.business_main .swiper-button-next{
    top:25%;
}

.business-detail-m{
    width: 88vw;
    font-size: 1.1rem;
    margin: 2vh 0 0 -28vw;
    color: #fff;
}

.index_main.business_main .banner-box .swiper-slide-active span,
.index_main.business_main .banner-box .swiper-slide-active .business-detail-m,
.index_main.business_main .banner-box .swiper-slide-duplicate-active span,
.index_main.business_main .banner-box .swiper-slide-duplicate-active .business-detail-m {
    display: block;
}

.swiper-slide-active,
.swiper-slide-duplicate-active {
    -webkit-transform: scale(1);
    transform: scale(1);
}

.swiper-slide img {
    width: 90px;
    height: 90px;
    display: block;
    margin:0 auto;
    transition: 1s;
    cursor: pointer;
}
.swiper-slide .pcSlideImg:hover {
    transition: 1s;
    transform: scale(1.4) translateY(10px);
    opacity: 0.5;
}

.customers-text {
    display: none;
    width: 600px;
    /* height: 200px; */
    z-index: 99;
    margin-left: -300px;
    position: absolute;
    bottom: 30vh;
    left: 50%;
    background-color: rgba(132, 129, 129, 0.654);
    overflow-y: auto;
    /* padding: 20px; */
    color: white;
    text-align: left;
    text-indent: 2rem;
    word-wrap:break-word; 
    font-size: 1.2rem;
    line-height: 1.5;
    scroll-behavior: smooth; 
    box-shadow: 0 0 10px rgba(57, 54, 54, 0.507), 
    inset 0 0 10px rgba(52, 52, 52, 0.39);
    border-radius: 8px;
    animation: fadeIn 0.5s ease-out;
}
.customers-text .c-title{
    text-align: center;
    font-size: 1.5em;
    margin-bottom: 10px;
    padding: 15px; 
    border-bottom: 1px solid #fff;
    text-indent: 0;
    font-weight: 500;
    letter-spacing: 0.65px;
}
.customers-text .c-content {
    padding: 0 15px;
}
.customers-modal {
    visibility: hidden;
    z-index: 99;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgb(250, 248, 248);
    overflow-y: auto;
    padding: 20px;
    color: rgb(49, 48, 48);
    text-align: left;
    text-indent: 2rem;
    word-wrap:break-word; 
    font-size: 1.2rem;
    line-height: 1.5;
    scroll-behavior: smooth; 
    box-shadow: 0 0 10px rgba(57, 54, 54, 0.507), 
    inset 0 0 10px rgba(52, 52, 52, 0.39);
    border-radius: 8px;
}
.customers-modal .c-title{
    text-align: center;
    font-weight: bold;
    font-size: 1.5em;
    margin-bottom: 10px;
    padding: 15px; 
    text-indent: 0;
}

.customers-modal .c-content {
    padding: 0 15px;
    max-height: 400px;
    overflow: auto;
}
.customers-modal  .tool-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-indent: 0;
    margin-top: -10px;
}
.customers-modal  .tool-bar  span{
    font-size: 18px;
    padding: 6px;
}
.visible {
    visibility: visible;
    animation: fadeIn 0.5s ease-out;
}
@keyframes fadeIn {
    0% {
      opacity: 0; 
    }
    100% {
      opacity: 1;
    }
}

.m-banner {
    top: 37vh;
}
.m-banner .swiper-slide img {
    width: 80px !important;
    height: 80px;
    object-fit: contain;
}

.swiper-pagination {
    position: relative;
    margin-bottom: 30px;
}

.swiper-pagination-bullet-active {
    opacity: 1;
    background: rgba(0, 0, 0, .8);
}
.nav-menu {
    padding-top: 45px;
}
.nav-menu li{
    margin-bottom: 24px !important;
    line-height: 22px;
}
@media screen and (max-width: 668px) {
    .pc-logo,footer{
        display:none;
    }
    .m-logo{
        display:block;
    }
    .first_page_content h1{
        font-size:22px;
    }
    .first_content h1{
        font-size:22px;
    }
    .banner-box{
        max-width:70%;
        left:15%;
        /* margin:6vh 0 0 0; */
    }
    .swiper-pagination {
        position: relative;
        margin-bottom: 20px;
    }

    .swiper-pagination-bullet-active {
        opacity: 1;
        background: rgba(0, 0, 0, .8);
    }
}

.banner-arrow div:hover {
    opacity:.5;
}

.swiper-button-prev {
    background: url("../imgs/prev.png") center center no-repeat;
    background-size:auto 50%;
    left: -5px;
}

.swiper-button-next {
    background: url("../imgs/next.png") center center no-repeat;
    background-size:auto 50%;
}

.banner-button {
    width: 100%;
    vertical-align: middle;
    text-align: center;
}

.banner-button a {
    display: inline-block;
    vertical-align: middle;
    text-align: center;
    height: auto;
    width: auto;
    line-height: 100%;
    padding: 15px 32px;
    position: relative;
}

.banner-button-btn {
    color: #fff;
    font-weight: 400;
    margin: 0;
    line-height: 1.8em;
    font-size: 16px;
    font-family: 'Helvetica Neue', 'Helvetica', 'STHeitiSC-Light', "Hiragino Sans GB", Arial, "Microsoft YaHei", "微软雅黑", "STHeiti", "WenQuanYi Micro Hei", 'PingFang SC', SimSun, sans-serif;
    -webkit-font-smoothing: antialiased;
    background-color: #69ca72 !important;
    border-radius: 100px;
}

.banner-button-btn {
    background: #cedad0;
    display: inline-block;
    -webkit-transition: border-color .4s, color .4s;
    -moz-transition: border-color .4s, color .4s;
    transition: border-color .4s, color .4s;
    border: 0;
    vertical-align: middle;
    position: relative;
    z-index: 1;
    color: #fff;
    -webkit-backface-visibility: hidden;
    -moz-osx-font-smoothing: grayscale;
}

.banner-button-btn,
.banner-button-btn::before {
    -webkit-transition-timing-function: cubic-bezier(0.2, 1, .3, 1);
    -moz-transition-timing-function: cubic-bezier(0.2, 1, .3, 1);
    transition-timing-function: cubic-bezier(0.2, 1, .3, 1);
}

.banner-button-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 25px;
    background: #1a7c29;
    z-index: -1;
    opacity: 0;
    -webkit-transform: scale3d(0.7, 1, 1);
    -moz-transform: scale3d(0.7, 1, 1);
    -ms-transform: scale3d(0.7, 1, 1);
    -o-transform: scale3d(0.7, 1, 1);
    transform: scale3d(0.7, 1, 1);
    -webkit-transition: -webkit-transform .4s, opacity .4s;
    -moz-transition: -moz-transform .4s, opacity .4s;
    transition: transform .4s, opacity .4s;
    -webkit-transition-timing-function: cubic-bezier(0.2, 1, .3, 1);
    -moz-transition-timing-function: cubic-bezier(0.2, 1, .3, 1);
    transition-timing-function: cubic-bezier(0.2, 1, .3, 1);
}

.banner-button-btn:hover::before {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -ms-transform: translate3d(0, 0, 0);
    -o-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
}

/* 首页第一屏 */
.first_page{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100vh;
    z-index: 100;
    background:rgba(0,0,0,.4);
}
.first_page_content{
    font-size:20px;
    line-height:32px;
    height:70vh;
    margin:18vh 0 -3vh;
    position: relative;
    overflow: hidden;
}
.first_page_content h1{
    color:#fff;
}
/* 首页第二屏项目切换 */
.container-items {
    width: 100%;
    height: 100%;
}

.item.on i {
    font-weight: bold;
    font-size: 16px;
    font-weight: 600;
    color:rgba(255,255,255,1);
    transition: all 0.4s;
}

.box-items {
    height: 100%;
    position: relative;
}

.box-items .p {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    overflow: auto;
}

.box-items .p img {
    width: 100%;
    height: 100%;
    left: 0;
}

.box-items .p img,
.box-items .p .name {
    position: absolute;
    bottom: 0;
    top: 0;
    transition: all 1s ease;
}

.box-items img {
    opacity: 0;
    transform: translateZ(100%);
}

.box-items .show {
    z-index:88;
    display: block;
    transition: all 0.5s;
}
.box-items .hide {
    display: none;
    opacity: 0;
    transition: all 0.5s;
}
.box-items .show .learn-more{
    z-index:110;
}

.box-items .show img {
    opacity: 1;
    transform: translateZ(0);

}


.nav-items {
    position: absolute;
    width: 310px;
    top: 150px;
    left: 20px;
    z-index: 99;
    background-color: rgba(0, 0, 0, 0.4);
    padding: 20px 15px 20px 15px;
    border-radius: 8px;
    border-top:1px solid rgba(255, 255, 255, 0.5);
    border-bottom:1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.6s linear;
}

.nav-items li {
    position: relative;
    font-size: 15px;
    margin: 7px auto;
    text-align: left;
    cursor: pointer;
    transition: all .6s linear;
    color: rgba(255,255,255,.7);
    word-break: break-all;
}
.nav-items li span {
    background: linear-gradient(to right, white,white) no-repeat right bottom;
    background-size: 0 2px;
    transition: background-size  1000ms;
}
.nav-items li span:hover {
    font-size: 15px;
    font-weight: 400;
    color: rgba(255,255,255,1);
    background-size: 100% 2px;
    background-position-x: left;
}
.nav-items li:hover
.nav-items:hover {
    background-color: rgba(0, 0, 0, .7);
    border-top:1px solid rgba(255, 255, 255, 0.8);
    border-bottom:1px solid rgba(255, 255, 255, 0.8);
	transition: all 0.3s linear;
    border-radius: 8px;
    
}
/* 首页第二屏单项目图片切换 */
img.bg {
    min-height: 100%;
    min-width: 1024px;
    background: #535354;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

/*预览块样式*/
.nav-pics ul{
    overflow:hidden;
    float:right;
    position: absolute;
    bottom:30px;
    right:20px;
}
.nav-pics ul li {
    position: relative;
    float: left;
    width: 70px;
    height: 54px;
    margin-right: 10px;
    z-index: 777;
}


/*缩略图样式*/
.nav-pics ul li a::after {
    content: "";
    width: 70px;
    height: 54px;
    display: block;
    position: absolute;
    z-index: 888;
}

.thumbnail {
    width: 100%;
    height: 100%;
    padding:2px;
}

/*设置缩略图遮罩层*/
.nav-pics ul li a::before {
    content: "";
    width: 70px;
    height: 54px;
    display: block;
    position: absolute;
    background: rgba(0, 0, 0, 0.3);
    border: #FFF solid 2px;
    z-index: 99999;
}

.nav-pics ul li a:hover::before {
    background: rgba(0, 0, 0, 0);
}

/*背景图片切换*/
.bg:target {
    z-index: 100;
}

/*设置其他图片隐藏*/
.bg:not(:target) {
    z-index: 1;
}
.z-index800{
    z-index:800;
}

.nwsBg {
    opacity: 0 !important;
    transition: all 0.1s ease;
}
.autoIn {
    opacity: 1 !important;
    transition: all 0.1s ease;
}
/* logo */
.project-logo {
    background:url(../imgs/logo3.png);
    display: block;
    width: 100%;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: contain;
    min-height: 161px;
    max-width: 300px;
    position:relative;
    top:25%;
    left:50%;
    margin-left:-150px;
}

/* learn more */
.learn-more{
    transition:all 1s linear;
    transition-timing-function: ease-out;
    width:100%;
    position: relative;
    z-index:2;
    height:auto;
    top:25%;
}
.more-info{
    color: #fff !important;
    background-color: rgba(0, 0, 0, .5);
    padding: 12px 0;
    text-align:center;
    text-transform: uppercase;
    font-size: 13px;
    border: 2px solid #fff;
    display: block;
    margin: 20px auto;
    width:180px;
    position:relative;
    top:25%;
    cursor: pointer;
    border-radius: 2px;
    transition: background-color 0.6s;
}
.more-info:hover {
    background-color: rgba(0, 0, 0, 0.8);
    transition: all 0.3s;
}

.more-content{
    position: absolute;
    top:25%;
    background: rgba(0, 0, 0, 0.72);
    padding: 20px 40px;
    width: auto;
    max-width: 50%;
    height: auto;
    overflow-y: auto;
    z-index: 100;
    left: 0;
    margin: 0 auto;
    right: 0;
    font-size: 13px;
    letter-spacing: 0.04em;
    line-height: 1.5em;
    color: #fff;
}
.more-content h2{
    font-size:1.5em;
    text-align:center;
    margin:20px auto;
}
.content-text {
    font-size: 1.2rem;
}
.close-more-content {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    position: absolute;
    right: 15px;
    top: 15px;
    background: rgba(0, 0, 0, 0.6) url("../imgs/closed.jpg") center center no-repeat;
    background-size: 23px 23px;
    z-index: 120;
    cursor: pointer;
}


/* business */
.introduce-section{
    height:100vh;
    width:100%;
    background:url("http://cdn.cqxsxb.com/pintlearch/Assets/other.jpg");
    background-size:100% 100%;
}

.index_main.business_main {
    height: 100vh;
    width: 100%;
    background: url("http://cdn.cqxsxb.com/pintlearch/Assets/other.jpg");
    background-size: 100% 100%;
}

.index_main.business_main .banner-box span,
.index_main.business_main .banner-box em{
    display:block;
    color:#fff;
    font-size: 1.2rem;
    font-weight: 500;
    text-align: center;
}

.business_main .cover-bg{
    width:100vw;
    height:100vh;
    background:rgba(0, 0, 0, .6);
}

.business_main .banner-box{
    display:none;
    width:auto;
    margin-left:0;
}

.business_blocks{
    width:80%;
    position: absolute;
    left:10%;
    top:50%;
    margin-top:-265px;
    color:#fff;
}
.m12 {
    margin-top: 22px;
    letter-spacing: 4px;
    color: white;
    font-size: 18px;
}
.business_block{
    float:left;
    height:265px;
    margin:1px;
    background:rgba(0,0,0,.7);
    width:33.1%;
    text-align:center;
    position:relative;
    cursor: pointer;
    overflow: hidden;
}

.business_block img{
    width:180px;
    margin:10px auto 0;
    display:block;
}

.business_block .block_title{
    font-size:16px;
}

.business_content{
    opacity: 1;
    transform: rotateY(90deg);
    transition: all 0.20s ease-in-out 0s;
    position: absolute;
    top:0;
    left:0;
}

.business_content .content_title{
    font-size:20px;
    text-align:center;
}

.business_content p{
    font-size:14px;
    line-height:24px;
    margin:0 30px 0 40px;
    max-height:165px;
    overflow:auto;
    padding-right:10px;
    text-align: left;
    text-indent: 30px;
}

.title_underline{
    width:60%;
    margin:15px auto;
    height:1px;
    background:#fff;
}

.business_block:hover .business_content, .block {
    opacity: 1;
    transition: all 0.35s;
    transform: rotateY(0);
}

.business_block:hover .block {
    opacity: 0;
    transition: all 0.35s;
    transform: rotateY(90deg);
}

.container-items-news{
    width:100%;
    height:100%;
}


.project-logo,
.more-content,
.more-info,
.bg:target,
.showContent,
.item-box-m {
    animation:fadeIn 1s 1;
    -webkit-animation:fadeIn 1s 1;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@-webkit-keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}
.theme {
    background: rgb(28, 28, 28);
}
.list {
    width: 80%;
    position: absolute;
    left: 10%;
    top: 10%;
    bottom: 8%;
    overflow: auto;
    /* margin-top: -265px; */
    color: #fff;
}
.list a {
    display: block;
    text-decoration: none;
    color: #fff;
}
.list a.distance {
    margin-bottom: 20px;
}
.list .flex-column {
    display:flex;
    display: -webkit-flex;
    align-items: top;
    justify-content:flex-start;
    width: 100%;
    height: 220px;
    background: rgba(0, 0, 0, 0.72);
    box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.416);
    border-radius: 6px;
    overflow: hidden;
}
.list .flex-column:last-child {
    margin-bottom: 0;
}
.list .flex-column .cover {
    flex: 0 0 220px;
}
.list .flex-column .cover .cover_img {
    width: 220px;
    height: 220px;
    position: static;
    border-top-left-radius: 6px;
    border-bottom-left-radius: 6px;
    object-fit: cover;
}
.list .flex-column .text {
    flex: 1;
    padding: 15px;
}
.list .flex-column .text .title {
    font-size: 20px;
    text-align: left;
    font-family: inherit;
    font-weight: 500;
    line-height: 1.1;
    padding:5px 15px 15px 15px;
}
.list .flex-column .text .describe {
    font-size: 14px;
    line-height: 24px;
    text-indent: 30px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    -webkit-box-orient: vertical;
}

/* 404 */
.error-img{
    width: 350px;
    display:block;
    margin:0 auto 0;
}
.error-text{
    font-size:24px;
    text-align:center;
    margin-top:30px;
}
.error-btn{
    display:block;
    width:120px;
    padding:5px 20px;
    border-radius:20px;
    background:#000;
    color:#fff;
    text-align:center;
    font-size:16px;
    margin:20px auto;
    text-decoration: none;;
}
.error-btn:hover{
    color:#fff;
}

footer{
    position: fixed;
    z-index: 999;
    color: #fff;
    bottom: 20px;
    left:20px;
}