Hello, Diego!
Here are the codes for you:
/*remove the magnified glass icon*/
.woocommerce-product-gallery__trigger{
display: none;
}
/*Cart total colors*/
.cart_totals td,
.cart_totals h2{
color:white!important;
}
/*mobile view one column*/
@media (max-width: 560px){
ul.products:not(.columns-1) li {
width: 100% !important;
}
}
/*footer widgets width fix*/
@media (max-width: 479px){
.container {
width: 100% !important;
}
}
Regards