.free-call-btn{position:fixed;top:20px;right:20px;background-color:#c7e5d6;color:#4a4a4a;padding:.6em 1em;border-radius:6px;font-weight:700;text-decoration:none;z-index:1000;box-shadow:0 2px 6px rgba(0,0,0,.1);transition:background-color .3s ease}.free-call-btn:hover{background-color:#a9d6bf}@media(max-width:768px){.free-call-btn{font-size:.9em;padding:.5em .8em;top:15px;right:15px}}