.about{
	background: #f9f9f9;
	height: 8rem;
	border-top: solid #dcdcdc 1px;
	border-bottom: solid #dcdcdc 1px;
}
.about .am-thumbnail{
	 margin-bottom:0; 
	 border: none;
}
.about .am-thumbnails>li {
    padding: 0.05rem 0.5rem ;
}
.about .am-thumbnails>li>a{
	/* width: 6.4rem; */
    height: 8rem;
    /* margin:1rem auto;  */
}
#forum>a{
	background: url('../images/about-a.png') no-repeat left center;
	background-size: 70px 70px;
}
#forum>a:hover{
	background: url('../images/about-e.png') no-repeat left center;
	background-size: 70px 70px;
}
#qq>a{
	background: url('../images/about-b.png') no-repeat left center;
	background-size: 70px 70px;
}
#qq>a:hover{
	background: url('../images/about-f.png') no-repeat left center;
	background-size: 70px 70px;
}
#qa>a{
	background: url('../images/about-c.png') no-repeat left center;
	background-size: 70px 70px;
}
#qa>a:hover{
	background: url('../images/about-g.png') no-repeat left center;
	background-size: 70px 70px;
}
#feedback>a{
	background: url('../images/about-d.png') no-repeat left center;
	background-size: 70px 70px;
}
#feedback>a:hover{
	background: url('../images/about-h.png') no-repeat left center;
	background-size: 70px 70px;
}
/*无固件反馈*/
#android>a{
	background: url('../images/about-i.png') no-repeat left center;
	background-size: 70px 70px;
}
#android>a:hover{
	background: url('../images/about-j.png') no-repeat left center;
	background-size: 70px 70px;
}