HTML:
<div class="button_actions">
<div class="col-md-6" style="padding:0">
<button type="button" class="btn add_to_cart buy-fast" title="Mua ngay" data-pid="74" data-soluong="1">
<span><i class="fa fa-shopping-cart"></i> Mua ngay</span>
<p>Giao hàng tận nhà</p>
</button>
</div>
<div class="col-md-6">
<div class="shopcall-lienhe">
<a href="tel:0918 298 667" class="callto">
<div class="goidatmua">
<span>Gọi đặt mua</span>
<p>0918 298 667</p>
</div>
</a>
</div>
</div>
<div class="clearfix"></div>
</div>
CSS****
.callto {
font-size: 25px;
color: #2a2a2a;
margin-left: 15px;
position: relative;
top: -10px;
}
.goidatmua {
background: #256cc5;
color: #fff;
border-radius: 5px;
font-size: 21px;
font-weight: 700;
padding: 8px 12px;
line-height: 15px;
min-width: 200px;
text-align: center;
-webkit-animation: bounce 2s ease infinite;
animation: bounce 2s ease infinite;
}
.goidatmua span {
text-transform: uppercase;
line-height: 21px;
font-size: 15px;
}
.goidatmua p {
font-size: 19px;
text-transform: none;
margin: 5px 0 0;
}
.add_to_cart{
color: #fff;
border: none;
background: #bb2931;
font-size: 21px;
font-weight: 700;
padding: 8px 12px;
line-height: 15px;
min-width: 200px;
border-radius: 5px;
}
.add_to_cart span{
font-size: 21px;
}
.add_to_cart:hover span,
.add_to_cart:hover p,
.add_to_cart:hover{
background: #212121;
color: #fff;
}



