img {
  display: block;
}
.block {
  display: block;
}
.bold {
  font-weight: bold;
}
.box {
  background: none;
}
.boxzero {
  margin: 0 !important;
  padding: 0 !important;
}
.centerblock {
  margin-right: auto;
  margin-left: auto;
}
.txtcenter {
  text-align: center;
}
.txtlft {
  text-align: left;
}
.txtrt {
  text-align: right;
}
.hide {
  display: none;
}
.fltlft {
  float: left;
}
.fltrt {
  float: right;
}
.marlft {
  margin-left: 1em;
}
.marrt {
  margin-right: 1em;
}
.nofloat {
  float: none !important;
}
.padlft {
  padding-left: 1em;
}
.padrt {
  padding-right: 1em;
}
.sans-serif {
  font-family: arial, helvetica, sans-serif;
}
.serif {
  font-family: "Times New Roman", Times, serif;
}
.shy {
  visibility: hidden;
}