.p_title {
    background-image: url("../image/perovskite3.png");
    background-size: 378px 84px;
    width: 378px;
}
.product_one {
    background-size: 1124px 589px;
}
.p_one_min {
    width: 909px;
    height: 462px;
    position: absolute;
    bottom: 0;
    left: calc(50% - 455px);
    background: rgba(255, 255, 255, .7);
    border-radius: 8px 8px 0px 0px;
    padding: 48px 60px 42px 57px;
}
.p_con {
    margin-left: 57px;
    font-size: 16px;
    line-height: 28px;
    color: #1C1C1C;
}
.p_three {
    height: 747px;
    background-size: 1124px 747px;
}
.p_info {
    width: 440px;
    height: 120px;
    background: #FFFFFF;
    border-radius: 8px;
    padding: 17px;
    display: flex;
}
.p_info_back {
    background-image: url("../image/carbon5.png");
    background-size: 85px 85px;
    line-height: 85px;
    text-align: center;
    color: #FFFFFF;
    width: 85px;
    height: 85px;
}