Các bạn vào Giao diện - Edit Theme - click file footer.php và thêm code vào bên trên </body>
Đoạn code:
<!-- Coppy nút liên hệ từ đây --> <div class="chowordpress-nav"><ul><li><a href="https://www.google.com/maps/search/chowordpress/" rel="nofollow" target="_blank"><i class="ticon-heart"></i>Tìm đường</a></li><li><a href="https://zalo.me/0869627564" rel="nofollow" target="_blank"><i class="ticon-zalo-circle2"></i>Chat Zalo</a></li><li class="phone-mobile"> <a href="tel:0869627564" rel="nofollow" class="button"> <span class="phone_animation animation-shadow"> <i class="icon-phone-w" aria-hidden="true"></i> </span> <span class="btn_phone_txt">Gọi điện</span> </a> </li><li><a href="https://m.me/nhatnguyenweb" rel="nofollow" target="_blank"><i class="ticon-messenger"></i>Messenger</a></li><li><a href="sms:0938279155" class="chat_animation"> <i class="ticon-chat-sms" aria-hidden="true" title="Nhắn tin sms"></i> Nhắn tin SMS</a> </li><li><a href="tel:0869627564" rel="nofollow"><i class="icon-phone-w"></i>Gọi điện</a></li></ul> </div> <style> .phone-mobile {display: none;}.chowordpress-nav {position: fixed;right: 13px;background: #fff;border-radius: 5px;width: auto;z-index: 150;bottom: 50px;padding: 10px 0;border: 1px solid #f2f2f2;}.chowordpress-nav ul {list-style: none;padding: 0;margin: 0;}.chowordpress-nav ul li {list-style: none!important;}.chowordpress-nav ul>li a {border:none;padding: 3px;display: block;border-radius: 5px;text-align: center;font-size: 10px;line-height: 15px;color: #515151;font-weight: 700;max-width: 72.19px;max-height: 54px;text-decoration: none;}.chowordpress-nav ul>li .chat_animation{display:none}.chowordpress-nav ul>li a i.ticon-heart {background: url(https://chowordpress.com/img/chiase/icon-map.png) no-repeat;background-size: contain;width: 36px;height: 36px;display: block;}.chowordpress-nav ul>li a i.ticon-zalo-circle2 {background: url(https://chowordpress.com/img/chiase/icon-zalo-circle.png) no-repeat;background-size: contain;width: 36px;height: 36px;display: block;}.chowordpress-nav li .button {background: transparent;}.chowordpress-nav ul>li a i.ticon-angle-up {background: url(https://chowordpress.com/img/chiase/icon-angle-up.png) no-repeat;background-size: contain;width: 36px;height: 36px;display: block;}.chowordpress-nav ul>li a i {width: 33px;height: 33px;display: block;margin: auto;}.chowordpress-nav ul li .button .btn_phone_txt {position: relative;top:35px;font-size: 10px;font-weight: bold;text-transform: none;}.chowordpress-nav ul li .button .phone_animation i {display: inline-block;width: 27px;font-size: 26px;margin-top: 12px;}.chowordpress-nav ul>li a.chat_animation svg {margin: -13px 0 -20px;}.chowordpress-nav ul>li a i.ticon-messenger {background: url(https://chowordpress.com/img/chiase/icon-messenger.png) no-repeat;background-size: contain;width: 36px;height: 36px;display: block;}.chowordpress-nav ul li .button .phone_animation i {display: inline-block;width: 27px;font-size: 26px;margin-top: 12px;}.chowordpress-nav ul>li a i.ticon-chat-sms {background: url(https://chowordpress.com/img/chiase/icon-mobile-sms.png) no-repeat;background-size: contain;width: 38px;height: 36px;display: block;}.chowordpress-nav ul>li a i.icon-phone-w {background: url(https://chowordpress.com/img/chiase/icon-phone.png)no-repeat;background-size: contain;}.chowordpress-nav ul li .button .btn_phone_txt {position: relative;}@media only screen and (max-width: 1000px){.chowordpress-nav li .chat_animation{display:block !Important}.chowordpress-nav li .button .phone_animation {box-shadow: none;position: absolute;top: -16px;left: 50%;transform: translate(-50%,0);width: 50px;height: 50px;border-radius: 100%;background: #6cb917;line-height: 15px;border: 2px solid white;}.animation-phone:after {width: 100%;height: 100%;position: absolute;border-radius: 100%;content: "";top: 0;left: 0;box-shadow: 0 0 10px #17c132, 0 0 10px #17c132;animation: phone-animation 1.2s 0.5s infinite;}.chowordpress-nav ul>li a{padding:0;margin:0 auto}.chowordpress-nav {background: white;width: 100%;border-radius:0;color: #fff;height: 60px;line-height: 50px;position: fixed;bottom: 0;left: 0;z-index: 999;padding: 5px;margin: 0;box-shadow: 0 4px 10px 0 #000;}.chowordpress-nav li {float: left;width: 20%;list-style: none;height: 50px;}.phone-mobile{display:block !important}} </style>