.mt-0{margin-top: 0;}
.mt-10{margin-top: 10px;}
.mt-20{margin-top: 20px;}
.mt-30{margin-top: 30px;}
.mt-40{margin-top: 40px;}
.mt-50{margin-top: 50px;}

.mb-0{margin-bottom: 0;}
.mb-10{margin-bottom: 10px;}
.mb-20{margin-bottom: 20px;}
.mb-30{margin-bottom: 30px;}
.mb-40{margin-bottom: 40px;}
.mb-50{margin-bottom: 50px;}

.ta-center{text-align: center;}
.ta-left{text-align: left;}
.ta-right{text-align: right;}