body:not(:has(.calculator)) a.gotoform.btn.fixed-link {
    display: none;
}

body:has(.calculator) a.gotoform.btn.fixed-link {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 100;
    border-radius: 0;
    text-align: center;
    font-size: 30px;
    padding: 15px 20px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(100%);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
}

body:has(.calculator) a.gotoform.btn.fixed-link.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

@media (min-width: 425px) {
    body:has(.calculator) a.gotoform.btn.fixed-link {
        font-size: 30px;
        padding: 5px 20px;
    }
}