.couplet_ad {
    width: 160px;
    height: 230px;
    position: fixed;
    bottom: auto;
    margin-left: 10px;
    margin-right: 10px;
    z-index: 99999;
}

.couplet_ad a {
    display: block;
    cursor: pointer;
}

.couplet_ad img {
    float: right;
}

.couplet_ad img:hover{
    transition: transform 0.5s ease-in-out;
    transform: scale(1.05);
}

#ad_left {
    right: calc(50% + 620px);
    top: 324px;
}


#ad_right {
    top: 324px;
    left: calc(50% + 690px);
}



.index-screen1 {
    width: 100%;
    height: 430px;
    margin-top: 20px;
}

.index-screen1-left {
    width: 760px;
    height: 430px;
    float: left;
}

.carousel-inner img {
    width: 760px;
    height: 430px;
}

#demo {
    width: 760px;
}

.custom-carousel .carousel-caption {
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    padding: 8px 30px 5px;
    display: flex;
}

.custom-carousel .carousel-indicators {
    margin-left: 580px;
    margin-right: 0;
    top: 393px;
    flex-shrink: 0;
}

.custom-carousel .carousel-indicators li {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin: 0 5px;
}

.carousel-indicators li {
    background-color: white !important;
    opacity: 0.8;
}

.carousel-indicators .active {
    background-color: red !important;
}

.index-screen1-right {
    width: 440px;
    float: right;
}

#myTab01,
#myTab02,
#myTab03,
#myTab04 {
    height: 42px;
}

#myTab01 {
    background-image: url(../img/myTab01_bg.png);
}

#myTab01-title,
#myTab02-title,
#myTab03-title,
#myTab04-title {
    width: 300px;
    height: 42px;
}

#myTab01-title {
    margin-left: 70px;
}

.nav-tabs,
.nav-tabs .nav-link {
    border: none;
    font-weight: bold;
    font-size: 20px;
    color: #1e1e1e;
}

.nav-tabs .nav-link:hover {
    background-color: transparent;
}

.nav-tabs .nav-link.active {
    color: #c70808;
    background-color: transparent;
}

#myTab01-title .nav-item,
#myTab02-title .nav-item,
#myTab03-title .nav-item,
#myTab04-title .nav-item {
    width: 90px;
    height: 42px;
    line-height: 42px;
    vertical-align: top;
}

#myTab01-title .nav-item {
    margin-top: -8px;
}

#myTab01-title .nav-link,
#myTab02-title .nav-link,
#myTab03-title .nav-link,
#myTab04-title .nav-link {
    line-height: 42px;
}

.more-link,
.more-link:hover {
    color: #666 !important;
    padding: 8px 0;
}

.homescreen-right-listitem {
    float: left;
    width: 100%;
    font-size: 16px;
    padding: 0;
}

.homescreen-right-listitem ul {
    float: left;
    width: 100%;
    padding-inline-start: 10px;
}

.homescreen-right-listitem ul li {
    float: left;
    width: 100%;
    height: 32px;
    line-height: 32px;
    margin-top: 10px;
    position: relative;
    list-style: none;
}

.homescreen-right-listitem ul li::before {
    content: "";
    position: absolute;
    left: 0px;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 5px;
    background-color: #c50808;
    border-radius: 50%;
}

.homescreen-right-listitem ul li a {
    float: left;
    font-size: 16px;
    padding-left: 25px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 76% !important;
    color: rgb(33, 37, 41);
}




.index-banner {
    width: 100%;
    height: 120px;
    margin: 20px auto 0px;
}

.index-screen2 {
    width: 100%;
    height: 380px;
    margin-top: 20px;
}

.index-screen2-left {
    width: 470px;
    height: 380px;
    float: left;
    padding-right: 20px;
    background-color: white;
}

#myTab02 {
    background-image: url(../img/myTab02_bg.png);
}

#myTab02-title {
    margin-left: 38px;
}

#myTab02-title .nav-item {
    margin-top: -10px;
}


#home-tab-2 {
    color: #1e1e1e;
}

.index-screen2-left .homescreen-right-listitem ul {
    padding-inline-start: 0px;
}


.index-screen2-right {
    width: 730px;
    height: 380px;
    float: right;
}

#myTab03 {
    height: 42px;
}

#myTab03-title {
    width: 600px;
}

#myTab03 .nav-item {
    width: 116px;
    margin-top: -4px;
}

#myTab03 .nav-tabs .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-bottom: 6px solid #df6d0a;
    transform: translateX(-50%);
}

.index-screen2-right th {
    font-size: 16px;
}





.index-screen3 {
    width: 100%;
    height: 570px;
    margin-top: 20px;
    overflow: hidden;
}

.index-screen3-left {
    width: 730px;
    height: 570px;
    float: left;
}

.nine-grid {
    width: 730px;
    height: 570px;
    margin-top: -10px;
}

.nine-grid ul {
    padding-inline-start: 0px;
}

.nine-grid li {
    width: 210px;
    height: 170px;
    float: left;
    list-style: none;
    margin-right: 22px;
    margin-bottom: 18px;
}

.nine-grid li:hover img {
    transition: transform 0.5s ease-in-out;
    transform: scale(1.05);
}



.index-screen3-right {
    width: 470px;
    height: 570px;
    float: right;
    background-color: white;
}

#myTab04 {
    background-image: url(../img/myTab04_bg.png);
}

#myTab04-title {
    margin-left: 60px;
}

#myTab04-title .nav-item {
    margin-top: -10px;
}


.index-screen4 {
    width: 1200px;
    height: 130px;
    margin: 0 auto;
    /* background-color: antiquewhite; */
}

.index-screen4 ul {
    padding-inline-start: 0px;
}

.index-screen4 li {
    width: 372px;
    height: 115px;
    float: left;
    list-style: none;
    margin: 0px 14px;
}

.index-screen4 li:hover img {
    transition: transform 0.5s ease-in-out;
    transform: scale(1.05);
}



/*link start*/
.link-content {
    width: 1200px;
    height: 40px;
    margin: 0 auto;
}

.link-selectlist {
    margin: 0 auto;
    width: 1200px;
    padding: 6px 0 0
}

.link-selectlist span {
    float: left;
    font-size: 20px;
    font-weight: bold;
    padding-left: 100px;
    padding-top: 4px;
    color: #fff;
    line-height: 1
}

.link-selectlist:after {
    content: "";
    display: block;
    clear: both;
}

.link-selectitem {
    float: left;
    margin-left: 30px;
}

.link-selectitem select {
    width: 200px;
    height: 30px;
    padding: 0 0 0 10px;
}

.my-custom-select option {
    font-size: 16px;
    background-color: #f8f9fa;
    color: #333;
}

/*link end*/