use bootstrap to affix button on right of container - css

Question

I am trying to use affix of bootstrap 3.
Its working fine but i need to do the button affix right to container not to window.
The problem i am facing is when i Ctrl-- to reduce screen size button get stick on right of window.(facing problem on large screen)
How can i stick button to right of container.so when screen size get large it display right to container.
Here is link: Fiddle link
.save-btn .affix {
top: 100px;
right: 0px;
}
.container {
border: 1px solid #ccc;
}
<div class="container">
<div class="row">
<div class="col-md-12">
<form class="form-horizontal" role="form">
<div class="form-group">
<label for="exampleInputEmail1">Email address</label>
<input type="email" class="form-control" id="exampleInputEmail1" placeholder="Enter email">
</div>
<div class="form-group">
<label for="exampleInputPassword1">Password</label>
<input type="password" class="form-control" id="exampleInputPassword1" placeholder="Password">
</div>
<div class="form-group">
<label for="exampleInputFile">File input</label>
<input type="file" id="exampleInputFile">
<p class="help-block">Example block-level help text here.</p>
</div>
<div class="checkbox">
<label>
<input type="checkbox"> Check me out
</label>
</div>
<div class="save-btn">
<button name="submit" type="submit" value="Save" class="btn btn-orange btn-lg affix" data-spy="affix" data-offset-top="0">Save </button>
</div>
</form>
</div>
</div>
</div>

Answer 1

The jsfiddle is using BS 2.x, but your markup is for Bootstrap 3.
I created a Bootply (which includes BS 3 automatically): http://www.bootply.com/95296
I think you want to use pull-right and not affix to pull the button to the right.