/* CSS Document */
/* =========================================================== */
/* パブリケーションへのリンクがあるので目次下の余白を調整 */
/* =========================================================== */
#page-index .add-link{
    margin-bottom: 3rem;
}
/* =========================================================== */
/* リンクボタン */
/* =========================================================== */
.link-btn{
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.link-btn h5{
    text-align: center;
}
.link-btn a{
    background: var(--black);
    border: 1px solid var(--black);
    color: var(--white);
    padding: 0.8rem 3rem 0.8rem 2rem;
    position: relative;
    transition: 0.3s;
    margin: 0 1rem 1rem;
}
.link-btn a:before{
        content: "";
        position: absolute;
        display: block;
        width: 14px;
        height: 14px;
        -webkit-mask-image: url('data:image/svg+xml;utf-8,<svg xmlns="http://www.w3.org/2000/svg" fill="%2332CD32" viewBox="0 0 16 16"><path d="M1,0.343L6.657,6,5.95,6.707,0.293,1.05ZM6.657,6L1,11.657,0.293,10.95,5.95,5.293Z"/></svg>');
        -webkit-mask-size: contain;
        mask-image: url('data:image/svg+xml;utf-8,<svg xmlns="http://www.w3.org/2000/svg" fill="%2332CD32" viewBox="0 0 16 16"><path d="M1,0.343L6.657,6,5.95,6.707,0.293,1.05ZM6.657,6L1,11.657,0.293,10.95,5.95,5.293Z"/></svg>');
        background-color: var(--white);
        transform: translate(-50%, -50%));
        top: 40%;
        right: 0.4rem;
}
.link-btn a:hover{
    color: var(--black);
    background: var(--white);
    transition: 0.3s;
}
.link-btn a:hover:before{
    background-color: var(--black);
    transition: 0.3s;
}
/* =========================================================== */
/* リンクボタン：スマホ表示 */
/* =========================================================== */
@media screen and (max-width: 769px) {
    .link-btn{
        flex-direction: column;
    }
    .link-btn a{
        margin: 0 0 1rem;
    }
    
}