/* Margin 常用数值（按需扩展） */

.ma-50 { margin: 50px auto !important; }

.m-0 { margin: 0px !important; }
.m-10 { margin: 10px !important; }
.m-20 { margin: 20px !important; }

.mt-0 { margin-top: 0px !important; }
.mt-5 { margin-top: 5px !important; }
.mt-10 { margin-top: 10px !important; }
.mt-20 { margin-top: 20px !important; }
.mt-30 { margin-top: 30px !important; }
.mt-40 { margin-top: 40px !important; }
.mt-50 { margin-top: 50px !important; }
.mt-60 { margin-top: 60px !important; }
.mt-70 { margin-top: 70px !important; }
.mt-80 { margin-top: 80px !important; }
.mt-90 { margin-top: 90px !important; }
.mt-100 { margin-top: 100px !important; }
.mt-120 { margin-top: 120px !important; }

.mb-0 { margin-bottom: 0px !important; }
.mb-5 { margin-bottom: 5px !important; }
.mb-10 { margin-bottom: 10px !important; }
.mb-50 { margin-bottom: 50px !important; }

.ml-0 { margin-left: 0px !important; }
.ml-5 { margin-left: 5px !important; }

.mr-0 { margin-right: 0px !important; }
.mr-5 { margin-right: 5px !important; }


/* Padding 常用数值（和 margin 对应） */
.pt-0 { padding-top: 0px !important; }
.pt-5 { padding-top: 5px !important; }
.pt-10 { padding-top: 10px !important; }
.pt-20 { padding-top: 20px !important; }
.pt-30 { padding-top: 30px !important; }
.pt-40 { padding-top: 40px !important; }
.pt-50 { padding-top: 50px !important; }
.pt-60 { padding-top: 60px !important; }
.pt-70 { padding-top: 70px !important; }
.pt-80 { padding-top: 80px !important; }
.pt-90 { padding-top: 90px !important; }
.pt-100 { padding-top: 100px !important; }
.pt-120 { padding-top: 120px !important; }

.pb-0 { padding-bottom: 0px !important; }
.pb-5 { padding-bottom: 5px !important; }

.pl-0 { padding-left: 0px !important; }
.pl-5 { padding-left: 5px !important; }

.pr-0 { padding-right: 0px !important; }
.pr-5 { padding-right: 5px !important; }

.p-0 { padding: 0px !important; }
.p-10 { padding: 10px !important; }