mobile button style 1
<div id="callbacks">
<a href="TEL:PHONE">Call Us</a>
<a href="/contact.html">Enquire Online</a>
</div>
#callbacks{
width:100%;
position:fixed;
top:0px;
background:#78cdd3;
z-index:999;
display: -webkit-flex;
display: -ms-flexbox;
display: flex;
-webkit-flex-direction: row;
-ms-flex-direction: row;
flex-direction: row;
-webkit-justify-content: space-between;
-ms-flex-pack: justify;
justify-content: space-between;
-webkit-align-items: center;
-ms-flex-align: center;
align-items: center;
-webkit-flex-flow: row wrap;
-ms-flex-flow: row wrap;
flex-flow: row wrap;
}
#callbacks a{
cursor:pointer;
padding:10px 0px;
font-size:1.1em;
color:#fff;
text-decoration:none;
width:50%;
text-align:center;
}
#callbacks a:active{
background:#5cb5bb;
}