「トップへ戻る」や「目次」の上に特定のページへ飛ぶフローティングボタンを設置（WordPress + SWELL）

<a href="https://yokahiyori.com/category/menu/" class="my-custom-float-btn my-fix-circle-btn">
  <i class="icon-folder"></i>
  <span>カテゴリ</span>
</a>

@media screen and (min-width: 959px) {
    .my-custom-float-btn {
        display: block !important;
        position: fixed !important;
        right: 38px !important; 
        bottom: 180px !important;
        z-index: 99999 !important;
        width: 54px !important;
        height: 54px !important;
    }
    .my-fix-circle-btn {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        width: 54px !important;
        height: 54px !important;
        border-radius: 50% !important;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1) !important;
        text-decoration: none !important;
        transition: all .3s !important;
        line-height: 1 !important;
        overflow: hidden !important;
        background-color: rgba(255, 255, 255, 0.6) !important; 
        color: #001f3f !important;
        border: 1px solid rgba(0, 31, 63, 0.8) !important;
        backdrop-filter: blur(4px) !important;
        -webkit-backdrop-filter: blur(4px) !important;
    }
    .my-fix-circle-btn:hover {
        background-color: rgba(0, 31, 63, 0.8) !important; 
        color: #ffffff !important;
        transform: translateY(-3px) !important;
        border-color: #001f3f !important;
    }
    .my-fix-circle-btn i {
        font-size: 16px !important;
        margin-bottom: 2px !important;
        display: block !important;
    }
    .my-fix-circle-btn span {
        display: block !important;
        width: 100% !important;
        text-align: center !important;
        font-size: 12px !important;
        font-weight: 500 !important;
        font-family: inherit !important;
        letter-spacing: 0 !important;
        transform: scale(0.7) !important;
        transform-origin: center top !important;
        white-space: nowrap !important;
        opacity: 0.9 !important;
    }
}