.ff-spar-notice {
    position: fixed;
    inset: 0;
    margin: auto;
    padding: 0;
    width: min(480px, calc(100vw - 32px), calc((100svh - 32px) * 0.8));
    max-width: calc(100vw - 32px);
    max-height: calc(100svh - 32px);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, .25);
    border-radius: 12px;
    background: #080b10;
    box-shadow: 0 30px 100px rgba(0, 0, 0, .65);
}
.ff-spar-notice::backdrop {
    background: rgba(2, 4, 7, .78);
    backdrop-filter: blur(7px);
}
.ff-spar-notice img {
    display: block;
    width: 100%;
    height: auto;
    margin: 0;
}
.ff-spar-notice .ff-spar-notice-close {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, .6);
    border-radius: 50%;
    background: rgba(5, 7, 10, .9);
    color: #fff;
    font: 300 30px/1 Arial, sans-serif;
    cursor: pointer;
}
.ff-spar-notice-close:focus-visible {
    outline: 2px solid white;
    outline-offset: 2px;
}
body.ff-spar-notice-open { overflow: hidden !important; }