.qd-carcass .qd-carcass-block-button {  display: inline-block;  position: relative;  cursor: pointer;  height: 50px;  width: 50px;  line-height: 50px;  vertical-align: middle;  background-repeat: no-repeat;  background-position: 16px -34px;}.qd-carcass .qd-carcass-block-button:hover {  background-position: 16px -34px;}.qd-carcass .qd-carcass-block-button.active,.qd-carcass .qd-carcass-block-button:active {  background-position: 16px -34px;  background-color: #e5e5e5;}.qd-carcass .qd-carcass-block-button.inactive,.qd-carcass .qd-carcass-block-button.inactive.active,.qd-carcass .qd-carcass-block-button.inactive:active,.qd-carcass .qd-carcass-block-button.inactive:hover {  background-position: 16px -84px;  background-color: transparent;}