.b, myb {
  font-weight: bold;
}

.i, myi {
  font-style: italic;
}

.s, mys {
  text-decoration: line-through;
}

.u, myu {
  text-decoration: underline;
}

.sub, mysub {
  vertical-align: sub;
}

.sup, mysup {
  vertical-align: super;
}

.jc, myjc {
  text-align: center;
}

.jf, myjf {
  text-align: justify;
}

.jl, myjl {
  text-align: left;
}

.jr, myjr {
  text-align: right;
}

.red, myred {
  color: red;
}

.bcred, mybcred {
  background-color: red;
}

.large, mylarge {
  font-size: large;
}

.fs18px, myfs18px {
  font-size: 18px;
}

.courier, mycourier {
  font-family: courier;
}

gen::before {
  content: "[BEFORE]";
}
gen::after {
  content: "[AFTER]";
}
