Grammalecte  Check-in [377c798a39]

    border-top: 4px solid hsla(210, 100%, 40%, .7);
    border-bottom: 4px solid hsla(210, 100%, 40%, .7);
    border-radius: 50%;
    text-align: center;
    cursor: pointer;
    box-shadow: 0 0 0 0 hsla(210, 50%, 50%, .5);
    z-index: 2147483640; /* maximum is 2147483647: https://stackoverflow.com/questions/491052/minimum-and-maximum-value-of-z-index */
    animation: grammalecte-spin 2s ease 3;
    animation: grammalecte-spin 2s ease 1;
}
.grammalecte_menu_main_button:hover {
    border: 4px solid hsla(210, 80%, 35%, .5);
    background-color: hsla(210, 80%, 55%, .5);
    animation: grammalecte-spin .5s linear infinite;
}