.tb2_qy{
}

.tb2_bt{
    text-align: center;
    font-size: 23px;
    margin-top: 15px;
}

.tb2_bt p{
    font-size: 18px;
    font-family: fangsong;
}

.tb2_ssa{
    position: relative;
    width: 1700px;
    top: 25px;
    left: 125px;
}

.tb2_qy ul{
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.tb2_qy ul li{
    text-align: center;
    margin-top: 28px;
}

.tb2_qy ul li img{
    height: 400px;
}

.cont2{
}

.cont2 h1{
    position: absolute;
    left: 16px;
    top: 92px;
    color: #FFFFFF;
}
.cont2 p{
    position: absolute;
    left: 69px;
    top: 156px;
    color: #FFFFFF;
    font-size: 19px;
}

.buttona2{
    position: relative;
    display: inline-block;
    margin: 10px;
    padding: 0px 21px;
    text-align: center;
    font-size: 16px;
    letter-spacing: 1px;
    text-decoration: none;
    color: #a36a17;
    background: transparent;
    cursor: pointer;
    transition: ease-out 0.5s;
    border: 2px solid #a36a17;
    border-radius: 60px;
    box-shadow: inset 0 0 0 0 #a36a17;
}

.buttona2:hover{
    color: white;
    box-shadow: inset 0 -100px 0 0 #a36a17;
}

.buttona2:active{
    transform: scale(0.9);
}

.cad2 {
    position: relative;
    height: 400px;
    background-color: #f2f2f2;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    perspective: 1000px;
    box-shadow: 0 0 0 5px #ffffff80;
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.cad2 svg {
    width: 48px;
    fill: #333;
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.cad2:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(255, 255, 255, 0.2);
}

.cad2__content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 20px;
    box-sizing: border-box;
    background-color: rgba(255,255,255,0.6);
    transform: rotateX(-90deg);
    transform-origin: bottom;
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.cad2:hover .cad__content {
    transform: rotateX(0deg);
}

.cad2__title {
    margin-top: 346px;
    margin-bottom: -7px;
    font-size: 24px;
    color: #fff;
    font-weight: 700;
}

.cad2:hover svg {
    scale: 0;
}

.cad2__description {
    margin: 10px 0 0;
    font-size: 19px;
    color: #fff;
    line-height: 1.4;
}

.cad2__description i{
    font-style: normal;
    font-family: math;
}

.cad2 img{
    width: 100%;
}

.cad2_wz{
    position: fixed;
    color: black;
    font-size: 23px;
    font-weight: 600;
    top: 34rem;
    background-color: rgba(255,255,255,0.6);
    width: 400px;
    height: 60px;
    border-radius: 10px;
}

.cad2_b{
    position: absolute;
    top: 34rem;
    left: 21px;
    padding: 19.5px 113px;
    border: 0;
    border-radius: 100px;
    background-color: #000000;
    color: #ffffff;
    font-weight: Bold;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
}

.cad2_b:hover {
    color: white;
    transform: scale(1.1);
}

.cad2_b:active{
    background-color: #9c7b47;
    transition: all 0.25s;
    -webkit-transition: all 0.25s;
    box-shadow: none;
    transform: scale(0.98);
}


.zt3{
    height: 430px;
    margin: 80px auto;
}

.introduce_title{
    color: #780f00;
    margin: 30px 50px;
    font-size: 32px;
}

.introduce_title p{
    font-size: 18px;
    font-family: fangsong;
}

.about_company2{

}

.company2_bt{
    color: #780f00;
    margin: 20px 20px;
    font-size: 30px;
}

.company2_bt p{
    font-size: 18px;
    font-family: fangsong;
}

.company2_contact{
    color: #780f00;
    padding: 28px 18px;
    font-size: 16px;
    text-indent: 2em;
    line-height: 23px;
    border-radius: 25px;
    box-shadow: 1px 1px 6px rgba(0, 0, 0, 0.5);
    font-family: 楷体, serif;
}

.card2 {
    position: relative;
    height: 400px;
    width: 100%;
    max-width: 690px;
    margin: auto;
    background-color: #ffffff;
    border-radius: 25px;
    box-shadow: 1px 1px 6px rgba(0, 0, 0, 0.5);
}

.card2 .inner_part2 {
    padding: 19px 0 0 20px;
    height: 300px;
    position: absolute;
}

#slideImg2:checked ~ .inner_part2 {
    padding: 0;
    transition: .1s ease-in;
}

.inner_part2 .img2 {
    height: 150px;
    width: 200px;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: 20px;
    box-shadow: 0 5px 17px rgba(0,0,0,0.2);
}

#slideImg2:checked ~ .inner_part2 .img {
    height: 350px;
    width: 850px;
    z-index: 7;
    transition: .3s .2s ease-in;
}

.img2 img {
    height: 100%;
    width: 100%;
    cursor: pointer;
    opacity: 0;
    transition: .6s;
}

#slide_3:checked ~ .inner_part2 .img_3,
#slide_4:checked ~ .inner_part2 .img_4{
    opacity: 1;
    transition-delay: .2s;
}

.content2 {
    width: 300px;
    margin-left: 50px;
    opacity: 0;
    transition: .6s;
}

#slideImg2:checked ~ .inner_part2 .content2 {
    display: none;
}

#slide_3:checked ~ .inner_part2 .content_3,
#slide_4:checked ~ .inner_part2 .content_4 {
    opacity: 1;
    margin-left: 0;
    z-index: 7;
    transition-delay: .3s;
}

.content2 .title2 {
    font-size: 18px;
    font-weight: 700;
    color: #0d0925;
    margin: 28px 0 10px 70px;
}

.content2 .text2 {
    font-size: 16px;
    color: rgb(120, 15, 0);
    margin: 0 auto 5px auto;
    line-height: 1.5em;
    text-align: justify;
    font-family: 楷体, serif;
}

.content2 button {
    padding: 7px 12px;
    border: none;
    font-size: 16px;
    color: #fff0e6;
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: 50px;
    cursor: pointer;
    outline: none;
    background: #a36a17;
    float: right;
}

.content2 button:hover {
    background: #fff0e6;
    color: #a36a17;
}

.slider2 {
    position: absolute;
    bottom: 25px;
    left: 55%;
    transform: translateX(-50%);
    z-index: 1;
}

#slideImg2:checked ~ .slider2 {
    display: none;
}

.slider2 .slide2 {
    position: relative;
    height: 10px;
    width: 50px;
    background: #d9d9d9;
    border-radius: 5px;
    display: inline-flex;
    margin: 0 3px;
    cursor: pointer;
}


.slider2 .slide2:before {
    position: absolute;
    content: '';
    top: 0;
    left: 0;
    height: 100%;
    width: -100%;
    background: #b87617;;
    border-radius: 10px;
    transform: scaleX(0);
    transition: transform .6s;
    transform-origin: left;
}

#slide_3:checked ~ .slider2 .slide_3:before,
#slide_4:checked ~ .slider2 .slide_4:before {
    transform: scaleX(1);
    width: 100%;
}