#signup-confirm-section {
    padding: 30px 20px;
}

#signup-confirm-section .title {
    font-size: 30px;
    font-weight: 700;
    color: #1f1f1f;
}

#signup-confirm-section .lead {
    font-size: 18px;
    line-height: 1.6;
    color: #555;
    font-weight: 700;
}

#signup-confirm-section .success {
    max-width: 100%;
    height: auto;
}

.signup-id-box {
    padding: 22px 25px;
    background-color: #f7fcfb;
    border: 1px solid #9ddfd3;
    border-radius: 8px;
}

.signup-id {
    display: block;
    font-size: 26px;
    line-height: 1.2;
    color: #249b82;
    letter-spacing: 1px;
    word-break: break-word;
}

@media (max-width: 767.98px) {
    #signup-confirm-section {
        padding: 20px 10px;
    }

    #signup-confirm-section .title {
        font-size: 24px;
    }

    #signup-confirm-section .lead {
        font-size: 16px;
    }

    .signup-id-box {
        padding: 18px;
        text-align: center !important;
    }

    .signup-id {
        font-size: 22px;
    }
}