.input-demo-box {
  font-family: OPPOSans, Arial, Verdana, Helvetica Neue, Helvetica, PingFang SC, Microsoft YaHei, sans-serif;
  position: relative;
}

.input-demo-box .required {
  color: #F05E5E;
  font-size: 14px;
  margin-left: 4px;
  vertical-align: middle;
}

.input-demo-box .input-demo-box-label {
  position: relative;
  font-size: 14px;
  font-weight: 600;
  line-height: 22px;
  color: #3F4755;
  display: inline-block;
  margin-bottom: 4px;
}

.input-demo-box input {
  border: 1px solid #E9ECF0;
  border-radius: 4px;
  height: 34px;
  box-sizing: border-box !important;
  font-size: 14px;
  color: #3F4755;
  outline: none;
  padding: 0 10px;
  width: 100%;
  transition: border 0.3s;
  -moz-transition: border 0.3s;
    /* Firefox 4 */
  -webkit-transition: border 0.3s;
    /* Safari and Chrome */
  -o-transition: border 0.3s;
    /* Opera */
}

.input-demo-box input:hover {
  border: 1px solid #2879ff;
}

.input-demo-box input::-webkit-input-placeholder, .input-demo-box .inputHead {
  color: #BFC7D5;
}

.input-demo-box .input-demo-box-focus {
  border: 1px solid #2879FF !important;
}

.input-demo-box .input-demo-box-empty {
  border: 1px solid #F05E5E !important;
}

.input-demo-box .input-demo-box-error {
  color: #F05E5E;
}

.input-demo-box .input-demo-box-info {
  color: #8d979e;
}

.input-demo-box .input-demo-box-msg {
  font-size: 12px;
  margin-top: 2px;
  padding-left: 8px;
  position: absolute;
  bottom: -20px;
  line-height: 20px;
  left: 0;
}
