@charset "utf-8";

*,
body {
    margin: 0;
    padding: 0;
}

html,
body {
    width: 100%;
    height: 100%;
    font-family: Helvetica Neue, PingFang SC, Microsoft YaHei, Helvetica, Arial, sans-serif;
}


#header {
    position: relative;
    z-index: 2;
}
.product-content-box{
    min-height: 200vh;
    position: relative;
}

.product-content {
    padding: 15vh 5% 5vh 5%;
    min-height: 80vh;
    position: sticky;
    top: -10vh;
}

.product-info {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

.product-content-left {
    width: 28%;
    min-width: 300px;
}

.product-content-left img:nth-child(4) {
    margin-top: 8%;
}

.product-content-left h2 {
    margin: 6% 0;
    font-weight: unset;
    font-size: 1.8rem;
}

.product-content-left p {
    line-height: 1.6rem;
    color: #666;
}

.product1 .product-content-right {
    background: url("./../img/Frame182.png") center no-repeat;
}

.product2 {
    display: none;
}

.product2 .product-content-right {
    background: url("./../img/Frame\ 183\ \(1\).png") center no-repeat;
}

.product-content-right {
    background-size: 80% 80%;
    width: 70%;
    text-align: center;
}

.product-introduction {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 10px;
}

.product-box {
    display: flex;
    width: 25%;
    padding: 50px 2%;
    border: 1px #ccc solid;
    border-width: 0 1px 1px 1px;
    align-items: center;
    min-width: 245px;
    justify-content: center;
    cursor: pointer;
    transition: padding .2s ease-in-out;
    box-sizing: border-box;
}

.product-box:hover{
    background: linear-gradient(to bottom, transparent,#fff);
    padding: 40px 2% 60px 2%;
}

.product-box>img {
    width: 70px;
    margin-right: 5px;
}

.product-box-right {
    /* width: calc(100% - 75px); */
}

.product-box-right h3 {
    line-height: 2rem;
    margin-bottom: 6px;
}