.mt10{margin-top: 10px;}
.mt20{margin-top: 20px;}
.mt30{margin-top: 30px;}
.mt40{margin-top: 40px;}
.mb10{margin-bottom: 10px;}
.mb20{margin-bottom: 20px;}
.mb30{margin-bottom: 30px;}
.mb40{margin-bottom: 40px;}

.txcenter{text-align: center;}
.center{margin-left: auto;margin-right: auto;}
.w200{width: 200px !important;}
.w400i{width: 400px !important;}

a{text-decoration: none !important;}