.inside{
  margin-top: 20px;
  margin-bottom: 20px;
}
.inside-full-height{
  height: 100%;
  margin-top: 0;
  margin-bottom: 0;
}

/* columns of same height styles */

.row-height{
  display: table;
  table-layout: fixed;
  height: 100%;
  width: 100%;
}
.col-height{
  display: table-cell;
  float: none;
  height: 100%;
}
.col-top{
  vertical-align: top;
}
.col-middle{
  vertical-align: middle;
}
.col-bottom{
  vertical-align: bottom;
}

@media (min-width: 480px) {
  .row-xs-height{
    display: table;
    table-layout: fixed;
    height: 100%;
    width: 100%;
  }
  .col-xs-height{
    display: table-cell;
    float: none;
    height: 100%;
  }
  .col-xs-top{
    vertical-align: top;
  }
  .col-xs-middle{
    vertical-align: middle;
  }
  .col-xs-bottom{
    vertical-align: bottom;
  }
}

@media (min-width: 544px) {
  .row-sm-height{
    display: table;
    table-layout: fixed;
    height: 100%;
    width: 100%;
  }
  .col-sm-height{
    display: table-cell;
    float: none;
    height: 100%;
  }
  .col-sm-top{
    vertical-align: top;
  }
  .col-sm-middle{
    vertical-align: middle;
  }
  .col-sm-bottom{
    vertical-align: bottom;
  }
}

@media (min-width: 768px) {
  .row-md-height{
    display: table;
    table-layout: fixed;
    height: 100%;
    width: 100%;
  }
  .col-md-height{
    display: table-cell;
    float: none;
    height: 100%;
  }
  .col-md-top{
    vertical-align: top;
  }
  .col-md-middle{
    vertical-align: middle;
  }
  .col-md-bottom{
    vertical-align: bottom;
  }
}

@media (min-width: 992px) {
  .row-lg-height{
    display: table;
    table-layout: fixed;
    height: 100%;
    width: 100%;
  }
  .col-lg-height{
    display: table-cell;
    float: none;
    height: 100%;
  }
  .col-lg-top{
    vertical-align: top;
  }
  .col-lg-middle{
    vertical-align: middle;
  }
  .col-lg-bottom{
    vertical-align: bottom;
  }
}

@media (min-width: 1200px) {
  .row-xl-height{
    display: table;
    table-layout: fixed;
    height: 100%;
    width: 100%;
  }
  .col-xl-height{
    display: table-cell;
    float: none;
    height: 100%;
  }
  .col-xl-top{
    vertical-align: top;
  }
  .col-xl-middle{
    vertical-align: middle;
  }
  .col-xl-bottom{
    vertical-align: bottom;
  }
}