img.responsive {
  width: 100%;
  height: auto;
}

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

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

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

.hidden {
  display: none;
}

.margin-auto {
  margin-left: auto;
  margin-right: auto;
}

.align_left {
  float: left;
  margin-right: 10px;
}

.align_right {
  float: right;
  margin-left: 10px;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
  z-index: 10;
}

.h-100 {
  height: 100%;
}

ul.nolist {
  list-style: none;
  padding: 0;
  margin: 0;
}

ul.nolist a {
  display: block;
}

ul.horizontal {
  display: flexbox;
  flex-wrap: wrap;
}

ul.horizontal a {
  display: block;
}

.w-100 {
  width: 100%;
}

.rounded-20 {
  border-radius: 20px;
}

.nomargin {
  padding: 0;
  margin: 0;
}

.nomargin * {
  padding: 0;
  margin: 0;
}