body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    /* background-color: black; */
}
a {
  text-decoration: none;
}
a {
  color: black; /* 将颜色设置为黑色 */
}
a {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
#indexbar {
    /* box-shadow: 10px 10px 20px rgba(0, 0, 0, 1); */
    width: 100%;
    height: 80px;
    background-image:linear-gradient(to right, goldenrod, gold);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;

}

#company {
    display: flex;
    user-select: none;
}

#company_name {
    display: flex;
    flex-direction: column;
    margin-left: 10px;
}

#company_name_main {
    font-size: 20px;
    font-weight: bold;
    color: black;
}

#company_name_sub {
    font-size: 12px;
    color: black;
}

#company_logo {
    height: 35px;
    width: auto;
    /* left: 60px; */
    top: 0;
    bottom: 0;
    margin: auto;
    margin-left: 20px;
}

#company_logo img {
    height: 100%;
    width: auto;
}

#pages {
    height: 100%;
    display: flex;
    right: 0;
    padding-right: 20px;
}

.pages_block {
    height: 100%;
    background-color: rgba(0, 0, 0, 0);
    transition: 0.2s;
    padding-left: 35px;
    padding-right: 35px;
    cursor: pointer;
    display: flex;
    justify-content: center;
}

.pages_block span {
    display: block;
    margin: auto;

}

.pages_block:hover {
    background-color: rgba(0, 0, 0, 1);
    color: white !important;
}

#show {
    background-color: black;
    position: relative;
    /* top: 100px; */
    width: 100%;
    height: 550px;
    overflow: hidden;
    /* overflow: hidden; */
}

.background_black {
    margin: 0;
    top: 0;
    z-index: 99;
    position: absolute;
    background-color: #000;
    opacity: 0.15;
    width: 100%;
    height: 550px;
}
#pages a{
    display: block;
    height: 100%;
}
@keyframes showspan {
    0% {
        padding-top: 30px;
        opacity: 0;
    }


    100% {
        padding-top: 0px;
        opacity: 1;
    }
}

#show_span {
    animation: showspan 1.5s ease-out ;
    position: absolute;
    z-index: 100;
    width: max-content;
    color: white;
    font-size: 55px;
    font-weight: bold;
    top: 0;
    bottom: 0;
    margin-top: auto;
    margin-bottom: auto;
    transform: translateX(-50%);
    user-select: none;
    left: 50%;
    text-align: center;
    text-shadow: 0px 0px 20px rgba(0, 0, 0, 0.8);
    height: min-content;
    font-size: 55px;
    user-select: none;

}

#show span {
    left: 50%;
    /* transition: 2s; */
}

#show img {
    top: 0;
    bottom: 0;
    margin: auto;
    left: 0;
    position: absolute;
    width: 100%;
    opacity: 0;
    ;
    transition: 2s ease-in-out;
    transition-delay: 1s;
}

#show img.active {
    opacity: 1;
}



abc {
    font-family: 'Times New Roman', Times, serif;
    font-weight: normal;
    font-style: italic;
    font-size: 32px;
    margin-top: 10px;
    display: block;
    /* transform: translateY(-200px); */
}

.highlight_box{
    overflow: hidden;
    display: flex;
    flex-direction: row;
    width: 70%;
    padding-left: 15%;
    padding-right: 15%;
    height: 400px;
    padding-top: 80px;
    padding-bottom: 80px;
    align-items: center;
    justify-content: space-around;
}

.highlight_image{
    /* position: relative; */
    /* text-align: center; */
    margin-right: 100px;
    width: 300px;
    /* height: 400px; */
    object-fit: contain;
}

.gray_bg .highlight_image{
    margin-right: 0;
    margin-left: 100px;
}

.highlight_image img{

    width: 300px;
    height: auto;
}

.highlight_text{
    /* padding-left: 50px; */
    /* margin-right: 50px; */
    width: 600px;
    /* height: 400px; */
    justify-content: center;
}

.highlight_text span{
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    height: min-content;
    width: auto;
    font-size: 18px;
    line-height: 1.6;
    color: #333;
    display: block;
    margin: auto;
    font-style: italic;
}

.gray_bg{
    background-color: #f6f6f6;
}

#info{
    height: 200px;
    width: 100%;
    background-image: linear-gradient(to right, goldenrod, gold);
    padding-top: 100px;
    padding-bottom: 50px;
    display: flex;
    align-items:center;
    justify-content: center;
}

#info_1{
/* width: 600px; */
    height:200px;
    /* width: 400px; */
    font-size: 16px;
    color: black;
    display: flex;
    /* align-items: center; */
    align-items: flex-start;
    justify-content: center;
}

#info_1 span{
    /* margin-left: 30px; */
    margin-bottom: 5px;
    cursor: pointer;
}

#info_1 span:hover{
    /* font-weight: bold; */

    text-decoration: underline;
}

#info_2{
    /* width: 400px; */
    display: flex;
}

.info_1_class img.QRcode{
    height: 100px;
    width: 10pxpx;
    margin-right: 30px;
}

#copyright{
    width: 100%;
    height: min-content;
    padding-top: 10px;
    padding-bottom: 20px;
    background-color: black;
    color: white;
    display: flex;
    text-align: center;
    align-items: center;
    justify-content: center;
    user-select: none;  
}

.info_1_class{
    display: flex;
    height: max-content;
    flex-direction: column;
    margin-left: 55px;
    margin-right: 55px;
    
}

.info_title{
    /* cursor: ; */
    cursor: unset !important;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 10px !important; 
    text-decoration: none;
}
.info_title:hover{
    text-decoration:none !important;
}


.qrcode_container{
    display: flex;
    flex-direction: row;
    /* align-items: center; */
    /* margin-left: 30px; */
    margin-top: 10px;
}
#top_banner{
    position: relative;
    background-color: black;
    height: 340px;
    width: 100%;
    overflow: hidden;}

#top_banner img{
    opacity: 0.8;
    position: absolute;
    width: 100%;
    /* height: 400px; */
    object-fit: cover;
    top: -300px;
}
.subpage_title{
    width: fit-content;
    height: 80px;
    margin-left: 15%;
    width: 70%;
    /* background-image: linear-gradient(to right, goldenrod, gold); */
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;

    margin-top: 50px;
    margin-bottom: 40px;
}

.subpage_title span{
    /* font-family: 'Times New Roman', Times, serif; */
    /* font-style: italic; */
    /* left: 0; */
    font-size: 48px;
    font-weight: bold;
    /* color: rgb(218, 156, 0); */
    color: rgb(218, 156, 0);
}
#about_us_content{
    line-height: 1.8;
    width: 70%;
    padding-left: 15%;
    padding-right: 15%;
    padding-bottom: 100px;
}

.search_box{
    /* box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.3) ; */
    left: 0;
    right: 0;
    margin-left: auto;
    margin-right: auto;
    margin-top: 150px;
    position: absolute;
    width: 500px;
    height: 50px;
    z-index: 1000;
    display: flex;
}
.search_box input{
    opacity: 1;
    border: none;
    width: 400px;
    height: 48px;
    font-size: 16px;
    padding-left: 10px;
    /* border: 2px solid #ccc; */
    /* border-radius: 5px; */
    outline: none;
}

.search_box input:focus{
    /* opacity: 1; */
}
.search_box button{
    border: none;
    width: 100px;
    height: 50px;
    font-size: 16px;
    /* margin-left: 10px; */
    /* border: 2px solid #ccc; */
    /* border-radius: 5px; */
    background-image: linear-gradient(to right, goldenrod, gold);
    color: black;
    cursor: pointer;
    /* transition: 1s; */

}
.search_box button:hover{
    background-image: linear-gradient(to right, black, black);
    color : white;
}
#product_show{
    width: 70%;
    padding-left: 15%;
    padding-right: 15%;
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    justify-content: flex-start;
    margin-bottom: 100px;
}

#product_class{
    margin-top: 100px;
    display: flex;
    flex-direction: column;
    width: 22%;
    /* height: 1000px; */
    /* height: min-content; */
    justify-content: center;
    justify-content: flex-start;
}

.class_on_select{
    border: solid 1.5px rgba(0, 0, 0, 1) !important;
    background-color: white ;
}

#product_class .product_class_block{
    border: solid 1.5px rgba(0, 0, 0, 0);
    cursor: pointer;
    width: 100%;
    font-size: 16px;
    /* font-weight: bold; */
    text-align: center;
    line-height: 80px;
    height: 80px;
    /* background-image: linear-gradient(to right, goldenrod, gold); */
}
#product_class .product_class_block:hover{
    background-color: black;
    /* background-image: linear-gradient(to right, goldenrod, gold); */
    color: white;
}

#product_content {
    margin-top: 100px;
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    width: 77%;
    padding-left: 1%;
    /* height: 1000px; */
    /* height: min-content; */
    justify-content: flex-start;
}
.product_block{
    width: 29.7%;
    background-color: white;
    border: solid 1.5px black ;
    display: flex;
    flex-direction: column;
    height: max-content;
    margin-left: 3%;
    margin-bottom: 50px;
    padding-bottom: 20px;

}

.product_img{
    width: 100%;
}
.product_img img{
    border-bottom: solid 1.5px black ;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.product_item{
    margin-top: 20px;
    padding-left: 10px;
    padding-right: 10px;
}

.product_num{
    display: block;
    /* text-decoration: underline; */
    /* text-align: center; */
    font-size: 17px;
    font-weight: bold;
    margin-top: 5px;
    padding-bottom: 10px;
    border-bottom: solid 1.5px black;

}

.NO_RESULT{
    position: absolute;
    display: none;
    /* width: 100%; */
    /* text-align: center; */
    font-size: 24px;
    font-weight: bold;
    left: 45%;
    font-style: italic;
    margin-top: 150px;
}