Easy to use forms. Please try to use vertically aligned forms with labels for most usages. Down below you can see an example for a login form, for information look at the Bootstrap documentation.

<form style="max-width: 450px;">
  <div class="form-group">
    <label for="exampleInputEmail1">E-post</label>
    <input type="email" class="form-control" id="exampleInputEmail1" aria-describedby="emailHelp">
    <small id="emailHelp" class="form-text text-muted">Vi kommer inte dela din e-postadress till tredje part.</small>
  <div class="form-group">
    <label for="exampleInputPassword1">Lösenord</label>
    <input type="password" class="form-control" id="exampleInputPassword1">
  <div class="form-group form-check custom-control custom-checkbox">
    <input type="checkbox" class="custom-control-input" id="customCheck1">
    <label class="custom-control-label" for="customCheck1">Kom ihåg mig</label>
  <button type="submit" class="btn btn-primary">Logga in</button>
Vi kommer inte dela din e-postadress till tredje part.