.umd-bos-store-product-plus-button {
    border-radius: 0;
    width: 100%;
    padding: 0.8rem 0;
    background: blue;
    border: none;
}
.umd-bos-store-product-minus-button {
    border-radius: 0;
    width: 100%;
    padding: 0.8rem 0;
    background: lightsteelblue;
    border: none;
}
.umd-bos-store-product-plus-symbol {
    font-size: 1.6rem;	
	color: white;
}
.umd-bos-store-product-minus-symbol {
    font-size: 1.6rem
         color: white;
}
.umd-bos-store-product-count-field {
    width: 35% !important;
    background: rgb(240,240,240);
}
.umd-bos-store-product-count-value {
    font-size: 2.2rem;
    font-weight: 500;
    text-align: center;
    line-height: 1.35;
    width: 100%;
    border: none;
    margin: 0;
    padding: 0;
}
.umd-bos-store-title-bar-panel{
background: rgb(19,131,198);

}

.umd-bos-store-group-bar{
background: rgb(19,131,198);

}

.umd-bos-store-product-title-bar{
background: rgb(13,98,150);

}

.umd-bos-store-product-embedded-price{
background: rgb(20,53,75);

}

.umd-bos-store-product-minus-button{
background: rgb(180,180,180);

}

.umd-bos-store-product-plus-button{
background: rgb(132,132,132);

}

.umd-bos-store-group-bar{
background: rgb(245,245,245);

}


<footer class="border-top footer text-muted text-center umd-bos-store-footer">
        © UMD IP Pty Ltd Delivery to, <span class="umd-datetime umd-datetime-offset umd-datetime-yearonly" style="visibility: visible;">2021</span> (v1.4.2)
        <span style="position:absolute; right:1.4rem; cursor:pointer" onclick="window.location.href = '/Merchants/SignIn/?referrer=store';"><span class="fas fa-cog"></span>&nbsp;Merchant portal</span>
    </footer>