.ms_s1{
	    width: 1200px;
    margin: auto;
    font-size: 24px;
    letter-spacing: 2px;
    text-indent: 2em;
    margin: 45px auto;
}
.ms_s2{
    width: 1200px;
    margin: auto auto 64px auto;

}
.ms_s2 small{
	font-size:24px;
	text-align:center;
	display:block;
	    padding-bottom: 8px;
}
h1,h2,h3,h4{
	font-size:42px;
	text-align: center;
}
.ms_s3{
	width:1200px
	margin:auto;
}
.ms_s3 img{
	display:block;
	margin:auto;
}
.ms_s4 a{
width: 640px;
    background:#0C97EE;
    text-align: center;
    display: block;
    margin:51px auto;
    line-height: 80px;
    font-size: 28px;
    border-radius: 57px;
    color: #fff;
}
.ms_div{
	margin:20px auto;
}