app/configuration/styles/snmp.scss

#configuration-snmp {
  .row {
    padding-left: 0;
  }
  .snmp_description {
    padding:1em 0 1em 0;
  }
  .help__text {
    font-size: 0.8rem;
    color: $text-02;
    padding-top: .3em;
    display: none;
  }
  .form-error{
    display: none;
  }
  .manager_group {
    &.ng-invalid {
      input {
        color: black;
        border-style: solid;
      }
      .help__text {
        display: block;
      }
      .form-error {
        display: block;
      }
    }
    &.empty {
      color: $text-02;
      padding: 1em 0 1em 0;
    }
  }
  .snmp__port {
    padding: .3em 0 .3em 1em;
    &.label {
      padding: .3em 0 .3em 0em;
    }
  }
  .snmp__address {
    padding: .3em 1em .3em 0;
  }

  .snmp__buttons {
    text-align: right;
    .btn{
      padding: 0;
      width: auto;
      svg {
        fill: $primary-accent;
        width: auto;
        height: 1.3em;
      }
    }
  }

  .snmp__submit-wrapper {
    width: 100%;
    border-top: 1px solid $border-color-01;
    button {
      float: right;
      margin: .5em;
    }
  }
}