/* 响应式 */


@media screen and (min-width: 200px) and (max-width: 1850px) {
 

}

/* ======================================================1700px========================================================= */
@media screen and (min-width: 200px) and (max-width: 1700px) {
  

}

/* ======================================================1600px========================================================= */
@media screen and (min-width: 200px) and (max-width: 1600px) {
 

}

/* ======================================================1500px========================================================= */
@media screen and (min-width: 200px) and (max-width: 1500px) {

}
/* ======================================================1400px========================================================= */
@media screen and (min-width: 200px) and (max-width: 1400px) {


}



/* ======================================================1300px========================================================= */
@media screen and (min-width: 200px) and (max-width: 1300px) {




}


/* ======================================================1200px========================================================= */
@media screen and (min-width: 200px) and (max-width: 1200px) {

 
 
} 

/* ======================================================1100px========================================================= */
@media screen and (min-width: 200px) and (max-width: 1100px) {

}





/* ======================================================1000px========================================================= */
@media screen and (min-width: 200px) and (max-width: 1000px) {

}





/* ======================================================900px========================================================= */
@media screen and (min-width: 200px) and (max-width: 900px) {
 

}



/* ======================================================手机端========================================================= */
@media screen and (min-width: 200px) and (max-width: 768px) {

}


@media screen and (min-width: 200px) and (max-width: 640px) {

}




@media screen and (min-width: 200px) and (max-width: 500px) {

}

@media screen and (min-width: 200px) and (max-width: 300px) {

	
}