/* 
@Author: Hjy Smart
@Date:   2017-09-19 15:05:06*/
body{
    max-width: 768px;
    margin: 0 auto;
}
.bk{
    border: 1px solid green;
}

.tc{
	text-align: center;
}
.dnone{
    display: none;
}
.dib{
    display: inline-block;
    vertical-align: top
}
.dflex{
	display:-webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;

    -webkit-justify-content:center;
    -moz-box-pack:center;
    -webkit--moz-box-pack:center;
    box-pack:center;
    justify-content: center;

    -webkit-align-items:center;
    box-align:center;
    -moz-box-align:center;
    -webkit-box-align:center;
    align-items:center;
}