html {
    font-size: 62.5%;
}
body {
    font-size: 1.6rem;
    margin: 0;
    font-family: "Sawarabi Gothic";
}
img {
    display: block;
    min-width: 100%;
    width: 100%;
    height: auto;
}
#pc_wrapper, #sp_wrapper {
    display: block;
    height: auto;
    max-width: 1024px;
    margin: 0 auto;
    background-color: #ffffff;
}
#wrapper {
    background-image: url(../images/bg.jpg);
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.email {
    width: 100%;
    display: block;
    margin: 0 auto;
    padding: 0;
    color: #555;
}
.form-control {
    border: 2px solid #555;
    margin: -20px auto 10px;
    width: 100%;
    height: 60px;
    display: block;
    border-radius: 10px;
    padding: 10px 30px;
    font-size: 2.3rem;
}
.white_block {
    height: 50px;
    background-color: #ffffff;
}
.white_block20 {
    height: 20px;
    background-color: #ffffff;
}


/***** pc *****/
@media screen and (min-width:771px) {

    #pc_wrapper .pc_img {
        margin: 0 auto;
        display: block;
    }
    #sp_wrapper {
        display: none;
    }
    .email {
        font-size: 2rem;
        font-weight: bold;
        margin-top:30px;
        width: 74%;

    }
    .form-control {
        margin: -20px auto -20px;
        height: 70px;
        display: block;
        border-radius: 20px;
        padding: 10px 30px;
        font-size: 3rem;
        width: 74%;
    }
    .footer {
        color: #ffffff;
        font-size: 1.1rem;
        font-weight: bold;
        position: relative;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .footer_text {
        position: absolute;
        top: 62%;
        opacity: 0.8;
        color: #ffffff;
        text-align: center;
        font-size: 2.2rem;
        letter-spacing: 2px;
    }
    .policy {
        text-decoration: none;
        color: #fff;
    }
    .btn-default {
        margin: 50px auto;
        display: block;
    }
}


/***** sp *****/
@media screen and (max-width:770px) {

    #pc_wrapper {
        display: none;
    }
    .email {
        font-size: 1.2rem;
        font-weight: bold;
        margin-top: 10px;
    }
    .form-control {
        margin: -20px auto -20px;
        height: 36px;
        display: block;
        border-radius: 10px;
        padding: 10px 30px;
        font-size: 1.8rem;
        width: 98%;
    }
    .footer {
        color: #ffffff;
        font-size: 1.1rem;
        font-weight: bold;
        position: relative;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .footer_text {
        position: absolute;
        top: 60%;
        opacity: 0.8;
        color: #ffffff;
        text-align: center;
        font-size: 1rem;
        font-weight: bold;
        letter-spacing: 1px;
    }
    .policy {
        text-decoration: none;
        color: #fff;
    }
    .btn-default {
        margin-top: 20px;
    }
}