html {
    font-size: 3vw;
}
body {
    margin: 0 !important;
    padding: 0 !important;
    height: 100vh;
    width: 100%;
}
img {
    max-height: 100%;
}
.page {
    width: 100%;
    min-height: 100%;
    background-image: url("./bg.jpg");
    background-size: cover;
    text-align: center;
}
/* -------------------------------- */
.head {
    width: 100%;
    background-color: #fff;
    box-sizing: border-box;
}
.head-content {
    height: 0.8rem;
    width: 70vw;
    margin: auto;
    padding: 15px 0;
    display: flex;
    align-items: center;
}
.right {
    height: 100%;
    display: flex;
    margin-left: auto;
    align-items: center;
    float: right;
}
.phoneicon {
    width: 22px;
    height: 22px;
    margin-right: 10px;
}
.phonenum {
    font-size: 18px;
}
.beian {
    position: fixed;
    bottom: 0;
    width: 100%;
    text-align: center;
    font-size: 12px;
    color: #fff;
    background: rgba(33, 33, 33, 1);
    padding: 10px 0;
}
/* -------------------------------- */
.logo {
    display: none;
}
/* -------------------------------- */
.search-area {
    margin: 65px auto 5vh auto;
    width: 634px;
    display: inline-block;
}
.input-title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 40px;
}
.input-box {
    display: flex;
    align-items: center;
    justify-content: center;
}
.input-area {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 400;
    justify-content: center;
}
.input-area:first-child {
    margin-bottom: 30px;
}
.input-label {
    width: 80px;
    text-align: justify;
    text-align-last: justify;
}
.input {
    border-radius: 6.72px;
    width: 370px;
    max-width: 100%;
    height: 45px;
    background: rgba(255, 255, 255, 1);
    border: 1px solid rgba(255, 255, 255, 1);
    font-size: 24px;
    padding: 0 10px;
    margin-right: 20px;
    box-sizing: border-box;
}
.input:focus {
    outline: none;
}
.description {
    font-size: 14px;
    font-weight: 400;
    flex: 0 0 110px;
    border-radius: 10px;
    border: 1px solid;
    padding: 10px;
}
.btn {
    margin-top: 30px;
    font-size: 20px;
    color: #fff;
    font-weight: 500;
    width: 110px;
    max-width: 100%;
    height: 45px;
    line-height: 45px;
    border-radius: 6px;
    background: rgba(33, 33, 33, 1);
    cursor: pointer;
    box-sizing: border-box;
}
.tip {
    display: none;
    font-size: 14px;
    font-weight: 400;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
    text-align: start;
}
/* -------------------------------- */
.slogan {
    max-width: 64%;
    margin: 0 auto;
    display: block;
}
/* -------------------------------- */
.intro {
    width: 100%;
    height: 352px;
    border-radius: 40px;
    margin-top: 26px;
    padding-top: 21px;
    background: linear-gradient(
        90deg,
        rgba(49, 158, 156, 0) 0%,
        rgba(0, 189, 252, 0.33) 50%,
        rgba(43, 158, 118, 0) 100%
    );
}
.intro-title {
    margin: 0 auto;
    font-size: 22px;
    font-weight: 700;
}
.intro-content {
    width: 71.7%;
    margin: 11px auto 24px auto;
    font-size: 16px;
    font-weight: 400;
    text-align: start;
}
.product_list_1 {
    max-width: 64%;
    margin: 0 auto;
    display: block;
}
/* -------------------------------- */
.product_list_2 {
    display: none;
    width: 95%;
    margin: 30px auto 0 auto;
    padding-bottom: 30px;
}
/* -------------------------------- */
@media screen and (max-width: 1660px) {
}
@media screen and (max-width: 1366px) {
    .head-content {
        width: 95vw;
        height: 1.5rem;
        padding: 15px 0;
    }
    .beian {
        font-size: 0.5rem;
    }
    .input-title {
        font-size: 1.2rem;
        margin-bottom: 50px;
    }
}
@media screen and (max-width: 1300px) {
}
@media screen and (max-width: 1200px) {
}
@media screen and (max-width: 1024px) {
    .head-content {
        height: 2rem;
    }
    .beian {
        font-size: 0.8rem;
        position: relative;
    }
    .search-area {
        margin: 2vh auto 5vh auto;
        width: 80vw;
    }
}
@media screen and (max-width: 920px) {
    .head-content {
        height: 2rem;
    }
}
@media screen and (max-width: 660px) {
    .head {
        background: rgba(235, 252, 255, 1);
    }
    .head-content {
        display: flex;
        justify-content: center;
    }
    .right {
        display: none;
    }
    .input-label,
    .description {
        display: none;
    }
    .search-area {
        margin: 0 auto 4vh auto;
    }
    .logo {
        display: block;
        width: 96px;
        max-width: 50%;
        margin: 50px auto 10px auto;
    }
    .input-title {
        font-size: 1.9rem;
        letter-spacing: 10px;
        margin-bottom: 30px;
    }
    .input {
        margin: 0;
        max-width: 90%;
        border: 1px solid rgba(33, 33, 33, 1);
        font-size: 1rem;
    }
    .slogan {
        display: none;
    }
    .tip {
        display: block;
    }
    .intro {
        display: none;
    }
    .product_list_2 {
        display: block;
    }
    .input-area:first-child {
        margin-bottom: 20px;
    }
}
@media screen and (max-width: 550px) {
    .logo {
        display: block;
        width: 96px;
        margin: auto;
        margin-top: 50px;
        margin-bottom: 10px;
    }
}