.big-nav a.icon-user-data:before {
  background-position: 2px -1592px;
}
.big-nav a.icon-user-data:hover:before,
.big-nav a.icon-user-data.hover:before {
  background-position: -45px -1592px;
}
@media  (-webkit-min-device-pixel-ratio: 1.25), (-moz-min-device-pixel-ratio: 1.25), (-o-min-device-pixel-ratio: 3/2), (min-device-pixel-ratio: 1.25) {
  .big-nav a.icon-user-data:before {
    background-image: url("../i/sprites@2x.png") !important;
    background-size: 100px !important;
    background-position: 3px -2444px;
  }
  .big-nav a.icon-user-data:hover:before,
  .big-nav a.icon-user-data.hover:before {
    background-position: -97px -2444px;
  }
}
.mvk-alphabet {
  position: relative;
}
.mvk-alphabet__switchers {
  padding: 0;
  margin: 0 0 20px 0;
}
.mvk-alphabet__switchers:after {
  content: '';
  display: table;
  clear: both;
}
.mvk-alphabet__switchers li {
  margin: 0;
  padding: 0;
  float: left;
  list-style: none;
}
.mvk-alphabet__switchers__item {
  font-size: 18px;
  font-weight: bold;
  color: #146ab0;
  padding: 20px;
  cursor: pointer;
  display: inline-block;
  -webkit-transition: all 300ms ease;
  -moz-transition: all 300ms ease;
  -ms-transition: all 300ms ease;
  -o-transition: all 300ms ease;
  transition: all 300ms ease;
}
.mvk-alphabet__switchers__item.is-active {
  color: #000000;
  background: #f4f4f4;
  cursor: inherit;
}
.mvk-alphabet__switchers__item.is-hidden {
  color: #929292;
  cursor: inherit;
}
.mvk-alphabet__item {
  display: none;
  -webkit-transition: all 300ms ease;
  -moz-transition: all 300ms ease;
  -ms-transition: all 300ms ease;
  -o-transition: all 300ms ease;
  transition: all 300ms ease;
}
.mvk-alphabet__item.is-active {
  display: block;
}