.row-flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -webkit-box-direction: normal;
  -webkit-box-orient: horizontal;
  -webkit-flex-direction: row;
  -ms-flex-direction: row;
  flex-direction: row;
  align-content: stretch;
  -webkit-box-align: stretch;
  -webkit-align-items: stretch;
  -ms-flex-align: stretch;
  align-items: stretch;
}

.row-flex [class*='col-'] {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-flex: 1;
  -webkit-flex-grow: 1;
  -moz-flex-grow: 1;
  -ms-flex-positive: 1;
  flex-grow: 1;
  -webkit-flex-basis: 0;
  -ms-flex-preferred-size: 0;
  flex-basis: 0;
  -webkit-flex: 0 1 auto;
  -ms-flex: 0 1 auto;
  flex: 0 1 auto;
}

/*
 Fixes bug in Safari: Bootstrap columns with flexbox are not taking proper width
 when using flexbox.
 @see https://stackoverflow.com/questions/42948820/bootstrap-columns-with-flexbox-are-not-taking-proper-width-on-ios-and-safari
 */
.row.row-flex-wrap:before,
.row.row-flex-wrap:after {
  content: none !important;
  display: none !important;
}

.flex-content {
  width: 100%;
}