body{ font-family: Microsoft YaHei,Arial; font-size: 14px;letter-spacing: 0px;}

/*full background image*/
.full-background-image {
 /* Set rules to fill background */
 min-height: 100%;
 min-width: 1024px;
 /* Set up proportionate scaling */
 width: 100%;
 height: auto;
 /* Set up positioning */
 position: fixed;
 top: 0;
 left: 0;
}
@media screen and (max-width: 1024px) { /* Specific to this particular image */
.full-background-image {
	 left: 50%;
	 margin-left: -512px;   /* 50% */
 }
}

 .ms-controller{ visibility: hidden;}