.u-section-1 .u-sheet-1 {min-height: 500px}
.u-section-1 .u-image-1 {width: 570px; height: 337px; margin: 81px auto} 

@media (max-width: 767px){ .u-section-1 .u-image-1 {width: 540px; height: 320px} }

@media (max-width: 575px){ .u-section-1 .u-image-1 {width: 340px; height: 201px} }