Hello,

Please add this code to the Theme Settings > Custom CSS > Global:

body .basel-hover-button:hover>.product-element-top>.hover-mask {
	display:none;
}
body .basel-hover-button .basel-buttons {
    -webkit-transition: none;
    -moz-transition: none;
    -o-transition: none;
    transition: none;
	display:none;
}
body .basel-hover-button:hover>.product-element-top>a {
    opacity: 1;
}

Best Regards