<style>
.continue-btn {
background-color: #2ece37;
color: #fff;
font-size: 16px;
font-weight: 700;
font-family: 'Montserrat',Arial,sans-serif;
border-radius: 3px;
text-align: center;
height: 60px;
line-height: 60px;
cursor: pointer;
transition: background 0.3s;
}
.continue-btn:hover {
background-color: #1ca723;
}
</style>
<script>
$( document ).ready(function() {
$('.t706 .t-form__submit').before("<div class='continue-btn' onclick='tcart__closeCart()'>Продолжить покупки</div>");
});
</script>