.btn {
    position: relative;
    display: inline-block;
    padding: 0px 2px 2px 3px;
    font-size: 11px;
    font-weight: 700;
    line-height: 15px;
    color: #333;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    background-color: #eee;
    background-image: linear-gradient(#fcfcfc,#eee);
    border: 1px solid #d5d5d5;
    border-radius: 2px;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-appearance: none;
  }
  .input-group-button:last-child .btn {
      margin-left: -1px;
  }
  .input-group input:last-child, .input-group-button:last-child .btn {
      border-top-left-radius: 0;
      border-bottom-left-radius: 0;
  }
  .form-controls, input[type=text], input[type=password], input[type=email], input[type=number], input[type=tel], input[type=url], select, textarea {
      min-height: 32px;
      padding: 7px 8px;
      font-size: 13px;
      color: #333;
      vertical-align: middle;
      background-color: #fff;
      background-repeat: no-repeat;
      background-position: right 8px center;
      border: 1px solid #ccc;
      border-radius: 3px;
      outline: none;
      box-shadow: inset 0 1px 2px rgb(0 0 0 / 8%);
  }