@media only screen and (max-width: 1700px){ .header { background:none;} } @media only screen and (min-width: 1200px) and (max-width: 1366px){ .slideBoxi { height:450px;} .slideBoxi .bd li a {height:450px; background-position:center center; background-size: auto 100%;} } @media only screen and (max-width: 1199px){ } /* wrapper .box{ width:1180px; min-width:1180px; margin-left:auto; margin-right:auto;} .caselisti li { margin-right:17px;} */