.donation_form_cont {float: left;width: 100%;display: block;background-color: green;padding: 15px;visibility: hidden;height: 0;} .donation_form_cont1 {float: left;width: 100%;display: block;background-color: green;padding: 15px;visibility: hidden;height: 0;} .active{height:auto !important;visibility: visible !important;} .pageheading .col-md-6 {width: 43%;}