@media (min-width: 769px) {
    .is-sp {
        display: none;
    }
}

@media (max-width: 768px) {
    .is-pc {
        display: none;
    }
}

@media screen and (max-width: 768px) {
    .p-periodontal .border07 {
        justify-content: center;
    }

    .p-periodontal .border07::before,
    .p-periodontal .border07::after {
        display: none;
    }
}

.p-periodontal p:not(:last-child) {
    margin-bottom: 1.5em;
}

.p-text--sub {
    font-size: 0.9em;
}

.p-indent1 {
    display     : inline-block;
    padding-left: 1em;
    text-indent : -1em;
}

/* margin-top */
.mt_10 {
    margin-top: 10px !important;
}

.mt_20 {
    margin-top: 20px !important;
}

.mt_30 {
    margin-top: 30px !important;
}

.mt_40 {
    margin-top: 40px !important;
}

.mt_50 {
    margin-top: 50px !important;
}

.mt_60 {
    margin-top: 60px !important;

    @media screen and (max-width: 768px) {
        margin-top: 30px !important;
    }
}

.mt_90 {
    margin-top: 90px !important;

    @media screen and (max-width: 768px) {
        margin-top: 45px !important;
    }
}

/* margin-bottom */
.mb_10 {
    margin-bottom: 10px !important;
}

.mb_20 {
    margin-bottom: 20px !important;
}

.mb_30 {
    margin-bottom: 30px !important;
}

.mb_40 {
    margin-bottom: 40px !important;
}

.mb_50 {
    margin-bottom: 50px !important;
}

.mb_60 {
    margin-bottom: 60px !important;

    @media screen and (max-width: 768px) {
        margin-bottom: 30px !important;
    }
}

.p-right {
    width      : fit-content;
    margin-left: auto;

    @media screen and (max-width: 768px) {
        margin-inline: auto;
    }
}

.p-left {
    width       : fit-content;
    margin-right: auto;

    @media screen and (max-width: 768px) {
        margin-inline: auto;
    }
}

#service #page-header .inner {
    background: url(../img/periodontal/mv.jpg) no-repeat;
    height    : 250px;

    @media screen and (max-width: 768px) {
        height: 150px;
    }
}

a.p-text-link {
    color          : #0000EE;
    text-decoration: underline;
}

.p-cta .tel {
    font-family  : Maru Folk Regular;
    margin       : 0 0 2px;
    font-size    : 21px;
    width        : fit-content;
    margin-inline: auto;
}

.p-cta .tel em {
    background  : url(../img/icon-tel.png) no-repeat left center;
    padding-left: 30px;
    font-style  : normal;
}

/* ボタン */
.p-buttons {
    display        : flex;
    flex-wrap      : wrap;
    justify-content: center;
    gap            : 1rem;
    margin-top     : 3rem;

    @media screen and (max-width: 768px) {
        flex-direction: column;
        gap           : 1rem;
        padding-inline: 5vw;
    }
}

.p-buttons .button01 {
    margin: 0;
    width : calc(33% - 1rem);

    @media screen and (max-width: 768px) {
        width    : 100%;
        max-width: 100%;
    }
}

section {
    scroll-margin-top: 80px;
    /* PCナビ高さ */

    @media (max-width: 768px) {
        scroll-margin-top: 60px;
        /* SPナビ高さ */
    }
}