Hello,
2) Add the next code in Theme Options > Custom CSS:
.shopping-cart-widget .widget_shopping_cart_content .bottom-btn a {
font-size: 9px;
}
.shopping-cart-widget .widget_shopping_cart_content .bottom-btn a {
width: 100%;
margin: 5px 0;
}
.product .add-to-container a {
width: 100%;
}
Regards