#parallax-251{height:500px}
@media only screen and (max-width :1200px){#parallax-251{height:400px}
}
@media only screen and (max-width :992px){#parallax-251{height:320px}
}
@media only screen and (max-width :768px){#parallax-251{height:256px}
}
@media only screen and (max-width :480px){#parallax-251{height:204.8px}
}
@media only screen and (max-width :320px){#parallax-251{height:163.84px}
}
#parallax-251 .background{background-position:center center;background-repeat:no-repeat;background-attachment:fixed;background-size:100% auto;background-image:url("https://www.miramarketing.de/fileadmin/user_upload/miramarketing_Kompetenzen.jpg");height:100%;width:100%}