xxxxxxxxxx
.Checkbox-class-name-here {
border: 1px solid red !important ; /* this will highlight anything with the class so if it doesnt hide you will see it you can remove this it will have no effect */
display none ; /* this will hide the element from being shown */
}
.page-id-10 .Checkbox-name-here {
border: 1px solid red !important ;
display: none ;
/* this code does the same thing but will only do it based off of the page id so you can make it only run on one page */
}
/* if you still run into issues put !important before your closing semi colon on the display: none line as this will override whatever is placing it there. */