.mb-20{margin-bottom:20px}.mb-30{margin-bottom:30px}.mb-40{margin-bottom:40px}.mb-50{margin-bottom:50px}.mb-60{margin-bottom:60px}.pt-140{padding-top:140px}.pb-140{padding-bottom:140px}@media only screen and (max-width:1024px){.mb-md-20{margin-bottom:20px}.mb-md-40{margin-bottom:40px}}@media only screen and (max-width:768px){.pt-sm-70{padding-top:70px}.pb-sm-70{padding-bottom:70px}}@media only screen and (max-width:767px){.mb-xs-0{margin-bottom:0!important}.mb-xs-10{margin-bottom:10px}.mb-xs-20{margin-bottom:20px}.pt-xs-50{padding-top:50px}.pb-xs-50{padding-bottom:50px}}@media only screen and (max-width:480px){.mb-xxs-30{margin-bottom:30px}}