* {
    margin: 0;
    padding: 0;
}
#app {
    width: 100%;
    overflow: hidden;
}

.header {
    max-width: 1200px;
    /* height: 124px; */
    padding: 20px 0;
    margin: 0 auto;
    display: flex;
    align-items: center;
}
.header img{
    margin-left: 20px;
    width: 260px;
}
.content {
    width: 100%;
    padding: 20px;
    background: #e2edf5;
    border-top: 3px #2876b1 solid;
    font-family: Roboto, sans-serif;
}

.cont {
    max-width: 1200px;
    margin: 0 auto;
}

.cont p {
    font-size: 18px;
    line-height: 35px;
    margin: 20px 0;
}

.cont p a {
    color: #2876b1;
}

.cont h1 {
    font-size: 38px;
}

.cont>p:nth-of-type(1) {
    color: #2876b1;
    margin: 10px 0;
}

.position {
    position: relative;
    height: 3em;
    font-size: 26px;
}

.posi-p{
    font-size: 26px !important;
    position: absolute;
    top: 90px;
    left: -13px;
    padding: 10px 20px;
    color: white;
    background: #00a74a;
    box-shadow: -1px 2px 3px rgba(0,0,0,.4);
    border: 2px solid lightgreen;
    z-index: 10000;
}
.posi-p:before {
    width: 7px;
    height: 100%;
    top: 0;
    left: -6.5px;
    padding: 0 0 7px;
    background: inherit;
    border-radius: 5px 0 0 5px;
}
.posi-p:before, .posi-p:after {
    content: "";
    position: absolute;
}
.posi-p:after {
    width: 5px;
    height: 5px;
    bottom: -5px;
    left: -4.5px;
    background: lightblue;
    border-radius: 5px 0 0 5px;
}
.section {
    max-width: 1200px;
    background: #fff;
    box-shadow: 0 30px 28px -17px rgba(0, 56, 240, 0.28);
    display: flex;
    padding-bottom: 20px;
}

.section .left {
    width: 290px;
    border-right: 2px #ccc solid;
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
}
.section .left a {
    display: block;
    padding-top: 40px;
    margin: 0 auto;
}
.section .left img {
    width: 80%;
    margin: 50px auto 0;
    display: block;
}
.section .left p{
    width: 200px;
    text-align: center;
}
.section .left2 img {
    width: 60%;
}
.img{
    width:50%;

    margin: 0 auto;
    display: block;
}
.twoimg img{
    width: 400px;
}
.threeimg,.twoimg{
    width: 60%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content:space-around;
    line-height: 1.5;
}

.threeimg img{
    width:128px;
}
.threep{
    align-items: flex-start;
}
.threeimg p{
    flex: 1;
    margin:10px 0 20px 10px;
    line-height: 1.5;
}
.down h1{
    margin: 20px;
    font-size: 36px;
}
h2{
    font-size: 36px;
    margin: 20px;
}
h3{
    font-size: 24px;
    margin: 30px 20px 0;
}
.down .ul li{
    font-size: 20px;
    margin: 20px;
    margin-left: 0;
}
.center {
    width: 580px;
    border-right: 2px #ccc solid;
}
.center .c-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    border-bottom: 2px #ccc solid;
}
.center .c-top>div {
    flex: 1;
    height: 80px;
    text-align: center;
    line-height: 80px;
    color: #79ae38;
    font-size: 32px;
}
.center .c-top .top1 {
    border-right: 2px #ccc solid;
    font-size: 18px;
    color: #ccc;
    display: flex;
    justify-content: center;
    align-items: center;
}
.center .c-top .top1 strong {
    color: #ffa41c;
    font-size: 36px;
    line-height: 40px;
    margin-left: 10px;
}
.c-down {
    display: flex;
}
.content ul {
    list-style-type: none;
    margin-top: 20px;
    margin-left: 20px;
    flex: 1;
}
.content li {
    display: flex;
    padding-bottom: 5px;
    font-size: 16px;
    color: #333;
}
.content li img {
    width: 18px;
    height: 18px;
    margin: 0 10px;
}
.right {
    margin: auto;
    text-align: center;
    width: 290px;
}
.right p:nth-child(1) {
    font-size: 20px;
    color: #868686;
    font-weight: bold;
    margin-top: 20px;
}
.right p:nth-child(2) {
    font-size: 72px;
    line-height: 105px;
    font-weight: 400;
}
.right a,.pros-a {
    width: 140px;
    height: 50px;
    display: inline-block;
    border: 2px #008a3d solid;
    border-radius: 0.5em;
    background: #00a74a;
    font-size: 23px;
    line-height: 50px;
    font-weight: 700;
    color: #fff !important;
    text-decoration: none !important;
    text-align: center;
}
.pros-a{
    margin-top: 10px;
}
.tishi { 
    font-size: 16px !important;
    line-height: 1.5!important;
    max-width: 120px;
    margin: 20px auto 10px !important; 
    background-color: #e04545f2;
    color: white;
    padding: 10px;
    border-radius: 5px;
    position: relative; 
    transform: translateX(0);
}

.tishi::before {
    content: "";
    position: absolute;
    bottom: -10px; 
    left: 50%;
    transform: translateX(-50%);
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid #e04545f2; 
}
.tishi:hover{
      animation: aa 0.3s ease-in-out;

  }
  @keyframes aa {
    0% {
      transform: translateY(0);
    } 
    100% {
      transform: translateY(10px);
    }
  }
   
p a{
    color: #2876b1;
    text-decoration: none;
}
.down {
    max-width: 1200px;
    background: #fff;
    margin: 40px auto;
    overflow: hidden;
    padding-bottom: 30px;
}
.down a{
    text-decoration: underline;
    color: #0b75d0;
}
.video{
    width: 97%;
    margin: 20px;
    /* height: 670px; */
}
.down-one {
    display: flex;
    background: #fff;
}
.down1 {
    width: 900px;
    border: 2px#ccc solid;
    margin: 10px 20px;
    padding-bottom: 20px;
}
.down1>div:nth-child(1) {
    margin: 20px;
    display: flex;
    align-items: center;
}
.down1>div:nth-child(1) img {
    width: 88px;
}
.phone {
    display: none;
}
.down1>div:nth-child(1) span {
    font-size: 36px;
    font-weight: bold;
    margin-left: 10px;
}
.down1>div:nth-child(2) {
    margin-left: 30px;
    display: flex;
    justify-content: space-between;
}
.pros{
    width: 100%;
}
.img-button{
    display: flex;
    align-items: center;
    justify-content: center;  
    flex-direction: column;
}
.down1>div:nth-child(2) .pc{
    max-width: 200px; 
}
.down1>div:nth-child(2) h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
}
.down-one>div:nth-child(2) {
    width: 230px;
}
.down-one>div:nth-child(2) h3 {
    font-size: 24px;
    margin: 20px 0;
}
.down-one>div:nth-child(2) img {
    width: 100px;
}
.down-one>div:nth-child(2)>div {
    display: flex;
}
.font p {
    font-size: 18px;
    line-height: 28px;
    font-weight: bold;
}
.p1 {
    font-size: 18px;
    line-height: 30px;
}
.down-two {
    max-width: 97%;
    background: rgba(250, 250, 250, 1.00);
    border: 1px #ccc solid;
    margin: 20px auto;

}
.down-two p {
    font-size: 19px;
    line-height: 40px;
    margin: 20px;
}
.down>p {
    font-size: 19px;
    margin: 20px;
    line-height: 34px;
}
.butt a{
    border-bottom: 6px #216f00 solid;
    display: block;
    padding: 10px 0;
    text-decoration: none;
    background: #0f8618;
    text-align: center;
    color: #fff;
    margin: 0 20px;
    font-size: 32px;
    border-radius: 5px;
}
.down .p2 {
    text-align: center;
    margin: 0;
    margin-bottom: 20px;
}
.down-three {
    width: 97%;
    background: rgba(250, 250, 250, 1.00);
    display: flex;
    border: 1px #ccc solid;
    margin: 0 auto;
    padding-bottom: 20px;
}
.down-three img {
    width: 200px;
    height: 200px;
    margin: 20px;
}
.down-three>div p {
    line-height: 30px;
    font-size: 18px;
}

.down-three>div p:nth-child(1) {
    margin-top: 20px;
}

.down-three>div p:nth-child(3) {
    line-height: 20px;
    color: #333;
}

.huangbg{
    padding: 10px;
    background:#fff0c7;
}
.table{
    margin: 20px;
    border: 1px #ccc solid;
    border-bottom: none;
}
.table p{
    display: flex;
    line-height: 40px;
    border-bottom: 1px #ccc solid;
}
.table b{
    border-right:1px #ccc solid; 
    flex: 1;
    text-align: center;
}
.table span{
    flex: 1;
    text-align: center;
}
.footer {
    width: 100%;
    background: #bbd1da;
    overflow: hidden;
    padding-bottom: 20px;
}

.footer div {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    font-size: 14px;
}

.footer div a {
    color: #363636;
}

.footer div p {
    line-height: 35px;
}

.footer div p:nth-child(1) {
    margin-top: 50px;
}
.product-description {
    display: none;
}

#stickyButton {
    font-weight: 500;
    font-size: 18px;
    color: #fff;
    padding: 10px 40px;
    border-radius: 10px;
    background-color: #0AA520;
}

.black-ele1 {
    margin-top: 50px;
}

@media (max-width: 768px) {
    .product-description {
        background: rgb(7, 8, 51);
        width: 100%;
        height: auto;
        border-radius: 15px 15px 0px 0px;
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        padding: 10px 0;
        justify-content: space-around;
        align-items: center;
        z-index: 100;
    }

    .black-ele1 {
        margin-top: 10px;
    }

    .sticky {
        position: fixed;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
    }
}
@media only screen and (max-width:820px) {
    .content {
        width: 90%;
        margin: 0 auto;
    }
    h1 {
        font-size: 28px !important;
    }
    h2{
        font-size: 26px;
    }
    .underline{
        font-size: 20px !important;
    }
    h3{
        font-size: 20px;
    }
    p {
        font-size: 16px !important;
    }
    .section {
        flex-direction: column;
    }
    .section .left {
        width: 99%;
        border: none;
        margin: 80px auto 0;
    }
    .section .center {
        border: none;
        width: 99%;
    }
    .down-one,
    .down1 {
        flex-direction: column;
    }
    .center .c-top div {
        display: flex;
        align-items: center;
        line-height: normal;
    }
    .center .c-top .top1 strong {
        font-size: 31px;
    }
    .center .good {
        font-size: 25px !important;
        justify-content: center;
    }
    .cont .right {
        margin: 0 auto;
    }
    .cont .right p {
        line-height: 50px;
        margin: 0;
    }
    .cont .right p:nth-of-type(2) {
        font-size: 72px !important;
        margin-bottom: 20px;
    }
    .down1 {
        width: 90%;
    }
    .video{
        width: 90%;
    }
    .down1>div:nth-child(1) span {
        font-size: 24px;
    }
    .down1>div:nth-child(2) {
        flex-direction: column;
    }
    .pc {
        display: none;
    }
    .phone {
        width: 90%;
        display: block;
        margin: 0 auto;
    }
    .down-one div:nth-of-type(2) {
        width: 90%;
        margin-left: 20px;
        margin-bottom: 20px;
    }
    .down-three {
        flex-direction: column;
    }
    .down-three div {
        width: 90%;
        margin: 0 auto;
    }
    .aa {
        width: 90%;
    }
    .butt a{
        font-size: 16px;
    }
    .img{
        width: 95%;
        margin: 0 20px;
    }
    .c-down{
        flex-direction: column;
    }
}

@media only screen and (max-width:1024px) {
    .down{
        max-width: 92%;
        margin: 40px auto;
    }

    .down-one>div:nth-child(2){
        padding-right: 30px;
    }

    .section{
        max-width: 92%;
        margin: 0 auto;
    }

    .cont{
        max-width: 92%;
        margin: 0 auto; 
    }
}