.sticky_newsletter_all_pages{
    position: fixed;
    right: 0;
    bottom: 50%;
    transform: rotate(270deg) translate(50%, 0px);
    transform-origin: 100% 100%;
    z-index: 1000;
}

.sticky_newsletter_all_pages a.btn-main-newsletter-all-pages {
     background: #E5097D;
     border: none;
     width: 344px;
     height: 55px;
     padding: 15px 6px;
     font-size: 22px;
     font-family: 'proxima_novabold';
     border-radius: 0px;
     color: #ffffff;
     font-weight: 600;
     text-transform: uppercase;
     display: block;
     text-align: center;
     text-decoration: none;
}