.some-css-selector{font-size:13px;}
@media only screen and (min-width:1921px){}
@media only screen and (max-width:1440px){}
@media only screen and (min-width:1200px) and (max-width:1440px){}
@media only screen and (min-width:1200px){#modal_content{top:10%;left:33%;width:33%;}
}
@media only screen and (max-width:1199px){}
@media only screen and (min-width:992px) and (max-width:1199px){}
@media only screen and (min-width:992px){#modal_content{top:10%;left:33%;width:33%;}
}
@media only screen and (max-width:991px){#modal_content{top:10%;left:20%;width:60%;}
}
@media only screen and (min-width:768px) and (max-width:991px){}
@media only screen and (min-width:768px){}
@media only screen and (max-width:767px){#modal_content{top:10%;left:5%;width:90%;}
}
@media only screen and (max-width:480px){}
@media only screen and (max-width:320px){}