.gdc_cfull{width:100%}.gdc_ctwo-thirds{width:66.6%}.gdc_cquarter{width:25%}.gdc_cthree-quarters{width:75%}@media only screen and (max-width:40em){.gdc_cfull{width:100%}.gdc_ctwo-thirds{width:100%}.gdc_cquarter{width:100%}.gdc_cthree-quarters{width:100%}}