.box {
    width: 100%;
    height: 918px;
    background: url("https://omo-oss-image1.thefastimg.com//portal-saas/pg2026052710562328601/cms/image/84aaf35b-b414-4b9b-9929-2328cdf143a4.jpg") bottom center no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.container {
    width: 975px;
    height: auto;
    background-color: rgb(255, 255, 255);
    border-radius: 6px;
    margin-top: 115px;
    overflow: hidden;

}

.mains {
    width: 825px;
    margin: 0 auto;
    padding-top: 64px;
}

.main .mainHeader {
    font-size: 12px;
    color: #939393;
}

.main .content {
    display: flex;
    align-items: center;
    height: 60px;
    margin-top: 45px;
}

.main .content p {
    color: #1b1b1b;
    font-size: 20px;
}

.main .content input {
    height: 30px;
    width: 715px;
    margin-left: 25px;
}

.btns {
    margin: 84px auto 75px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btns .btn {
    width: 335px;
    height: 40px;
    border-radius: 20px;
}

.btnCalculation {
    border: none;
    background: #cb2301;
    color: #ffffff;
    margin-right: 15px;
}

.btnReset {
    background: #ffffff;
    color: #cb2301;
    border: 1px solid #cb2301;
}

.btnText {
    height: 65px;
    color: #1b1b1b;
    font-size: 20px;
    line-height: 65px;
}

.contactHr {
    width: 100%;
    height: 200px;
    border-top: 2px solid #E0E0E0;
    background: #FAFAFA;
}

.contact {
    width: 850px;
    margin: 0 auto;
    display: flex;
    margin-top: 45px;
}

.contactText {
    flex: 1;
}

.contactContent {
    flex: 1;
    font-size: 22px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.contactText p {
    font-size: 18px;
    color: #1b1b1b;
}

.contactText input {
    border: none;
    font-size: 25px;
    width: 200px;
    background: #FAFAFA;
    margin-top: 25px;
}

.contactText input::-webkit-input-placeholder {
    color: #333333;
    font-size: 20px;
    font-weight: bold;
}

.contactTextNum input::-webkit-input-placeholder {
    color: #cb2301;
}

.contactText input:focus {
    outline: none;
}

/* 去掉input框右侧的箭头 */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
}

input[type="number"] {
    -moz-appearance: textfield;
}

.footer {
    min-width: 800px;
    height: 60px;
    line-height: 60px;
    width: 100%;
    background-color: #21201F;
}

.footer p {
    color: #808080;
    display: flex;
    justify-content: center;
}

@media screen and (max-width:768px) {
    .box {
        height: auto;
    }

    .container {
        width: 100%;
        margin-top: 90px;
    }

    .mains {
        width: 100%;
    }

    .main .content {
        flex-direction: column;
        align-items: flex-start;
    }

    .main .content input {
        width: 100%;
        margin: 0;
        margin-top: 10px;
    }

    .btns {
        margin: 50px auto 30px;
    }

    .contact {
        width: 100%;
    }

    .contactHr {
        height: auto;
    }

    .contactText input {
        width: 100%;
        text-align: center;
        font-size: 16px;
        margin-top: 10px;
    }

    .contactContent {
        flex: 0 0 auto;
    }

    .contactText p {
        font-size: 13px;
        text-align: center;
    }
}