.glyphicon-refresh-animate {
  -animation: spin .7s infinite linear;
  -ms-animation: spin .7s infinite linear;
  -webkit-animation: spinw .7s infinite linear;
  -moz-animation: spinm .7s infinite linear;
}

@keyframes spin {
  from { transform: scale(1) rotate(0deg);}
  to { transform: scale(1) rotate(360deg);}
}

@-webkit-keyframes spinw {
  from { -webkit-transform: rotate(0deg);}
  to { -webkit-transform: rotate(360deg);}
}

@-moz-keyframes spinm {
  from {
    -moz-transform: rotate(0deg);
  }
  to {
    -moz-transform: rotate(360deg);
  }
}
.btn-addon i {
  margin: -7px -12px;
  margin-right: 12px;
  background-color: rgba(0,0,0,0.1);
  width: 34px;
  height: 34px;
  line-height: 34px;
  text-align: center;
  float: left;
  position: relative;
  border-radius: 2px 0 0 2px;
}
.btn-addon i.pull-right {
  margin-right: -12px;
  margin-left: 12px;
  border-radius: 0 2px 2px 0;
}
.btn-addon.btn-sm i {
  margin: -6px -10px;
  margin-right: 10px;
  width: 30px;
  height: 30px;
  line-height: 30px;
}
.btn-addon.btn-sm i.pull-right {
  margin-right: -10px;
  margin-left: 10px;
}
.btn-addon.btn-lg i {
  margin: -11px -16px;
  margin-right: 16px;
  width: 45px;
  height: 45px;
  line-height: 45px;
}
.btn-addon.btn-lg i.pull-right {
  margin-right: -16px;
  margin-left: 16px;
}
.btn-addon.btn-default i {
  background-color: transparent;
  border-right: 1px solid #dee5e7;
}
.btn-addon.btn-xs i {
  margin: -2px -5px;
  margin-right: 6px;
  width: 19px;
  height: 19px;
  line-height: 19px;
}
.btn-addon.btn-xs i.pull-right {
  margin-right: -6px;
  margin-left: 6px;
}