.cta-btn {
    background-color: var(--turquoise) !important;
    position: fixed; 
    top: 400px; 
    right: 100px; 
    z-index: 4;
    border-radius: 0 !important;
    box-sizing: border-box;
    color: white !important;
}

.cta-btn:hover {
    background-color: white !important;
    border: 1px solid var(--turquoise) !important;
    color: var(--turquoise) !important;
}