materio-base-d7/sites/all/modules/contrib/fields/addressfield/addressfield.css

div.addressfield-container-inline > div.form-item {
  float: left; /* LTR */
  margin-right: 1em; /* LTR */
}

div.addressfield-container-inline.country-GB > div.form-item {
  float: none;
  margin-right: auto; /* LTR */
}

/* Clear-fix markup for the inline container */
div.addressfield-container-inline:after {
  content: ".";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}
/* IE6 */
* html div.addressfield-container-inline {
  height: 1%;
}
/* IE7 */
*:first-child + html div.addressfield-container-inline {
  min-height: 1%;
}