.has-float-label {
  display: block;
  position: relative;
}
.has-float-label label,
.has-float-label > div {
  position: absolute;
  cursor: text;
  font-size: 75%;
  opacity: 1;
  -webkit-transition: all 0.2s;
  transition: all 0.2s;
  top: -0.5em;
  left: 12px;
  z-index: 3;
  line-height: 1;
  padding: 0 1px;
}
.has-float-label label::after,
.has-float-label > div::after {
  content: " ";
  display: block;
  position: absolute;
  background: #fff;
  height: 2px;
  top: 50%;
  left: -0.2em;
  right: -0.2em;
  z-index: -1;
}
.has-float-label .form-control::-webkit-input-placeholder {
  opacity: 1;
  -webkit-transition: all 0.2s;
  transition: all 0.2s;
}
.has-float-label .form-control::-moz-placeholder {
  opacity: 1;
  transition: all 0.2s;
}
.has-float-label .form-control:-ms-input-placeholder {
  opacity: 1;
  transition: all 0.2s;
}
.has-float-label .form-control::placeholder {
  opacity: 1;
  -webkit-transition: all 0.2s;
  transition: all 0.2s;
}
.has-float-label
  .form-control:placeholder-shown:not(:focus)::-webkit-input-placeholder {
  opacity: 0;
}
.has-float-label .form-control:placeholder-shown:not(:focus)::-moz-placeholder {
  opacity: 0;
}
.has-float-label
  .form-control:placeholder-shown:not(:focus):-ms-input-placeholder {
  opacity: 0;
}
.has-float-label .form-control:placeholder-shown:not(:focus)::placeholder {
  opacity: 0;
}
.has-float-label .form-control:placeholder-shown:not(:focus) + * {
  font-size: 100%;
  opacity: 0.5;
  top: 1em;
  font-weight: 400;
  font-family: 'Open Sans', sans-serif;
  color: black;
}
.input-group .has-float-label {
  display: table-cell;
}
.input-group .has-float-label .form-control {
  border-radius: 4px;
}
.input-group .has-float-label:not(:last-child) .form-control {
  border-bottom-right-radius: 0;
  border-top-right-radius: 0;
}
.input-group .has-float-label:not(:first-child) .form-control {
  border-bottom-left-radius: 0;
  border-top-left-radius: 0;
  margin-left: -1px;
}