@media (min-width:320px) { /* smartphones, iPhone, portrait 480x320 phones */ 
.site-wrapper-2 {
    background: url(../img/HorsesHome.jpg);
    background-position: center top;    
	background-size: auto 80%; 
	background-repeat: no-repeat;
	background-color:black;
	
}}
@media (min-width:481px) { /* portrait e-readers (Nook/Kindle), smaller tablets @ 600 or @ 640 wide. */ 
.site-wrapper-2 {
    background: url(../img/HorsesHome.jpg);
    background-position: center;      background-size: auto 100%;
}}
@media (min-width:641px) { /* portrait tablets, portrait iPad, landscape e-readers, landscape 800x480 or 854x480 phones */ 
.site-wrapper-2 {
    background: url(../img/HorsesHome.jpg);
    background-position: center; 
}}
@media (min-width:961px) { /* tablet, landscape iPad, lo-res laptops ands desktops */ 
.site-wrapper-2 {
    background: url(../img/HorsesHome.jpg);
    background-position: center; 
}}
@media (min-width:1025px) { /* big landscape tablets, laptops, and desktops */
.site-wrapper-2 {
    background: url(../img/HorsesHome.jpg);    background-size: auto 100%;     background-position: center top;
}
 }
@media (min-width:1281px) { /* hi-res laptops and desktops */

.site-wrapper-2 {
    background: url(../img/HorsesHome.jpg);
	 
} 
}