.boton-mt{background:#EF7B00;color:#fff;border:none;border-radius:26px;padding:11px 18px;
          font-weight:700;font-size:14px;cursor:pointer;width:100%}
.boton-mt:hover{background:#d96f00}
.aviso-mt{position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(140%);
          background:#1f2430;color:#fff;padding:13px 22px;border-radius:26px;font-weight:600;
          transition:transform .25s;z-index:9999}
.aviso-mt.ver{transform:translateX(-50%) translateY(0)}