html - Bootstrap - 形式水平对齐

Question

我有一个关于 bootstrap form-horizo​​ntal 的问题，问题是我有一个带有两个“form-group col-sm-6”组的水平表单。

看起来两组后面有一个空格(请看向下的蓝色箭头)。

我需要删除该空间，以便两个表单组填充该空间。

我使用的代码是:

<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">

<section class="animated fadeInUp">
    <div class="panel panel-default col-md-12">
        <div class="panel-heading"> <b class="text-capitalize">CIF Profile</b>
            <div class="actions pull-right"> <i class="fa fa-chevron-down"></i> </div>
        </div>
        <div class="panel-body">
            <div class="form-horizontal col-sm-12" style="background-color:red;">
                <div class="form-group col-sm-6" style="background-color:blue;">
                    <div class="col-sm-6">
                        <label class="control-label">Customer Id</label>
                    </div>
                    <div class="col-sm-6">
                        <input id="txtCustomerId" name="txtCustomerId" class="form-control" value="" maxlength="6" readonly="readonly">
                    </div>
                </div>
                <div class="form-group col-sm-6" style="background-color:white;">
                    <div class="col-sm-6">
                        <label class="control-label">Mnemonic</label>
                    </div>
                    <div class="col-md-6">
                        <input id="txtMnemonic" name="txtMnemonic" class="form-control" placeholder="" value="" maxlength="10">
                    </div>
                </div>
            </div>
        </div>
    </div>
</section>

Answer 1

Bootstrap 默认有一个 padding 15px，只需添加这个 css，并删除 form-group

.form-horizontal.col-sm-12 {
    padding-left: 0px !important;
    padding-right: 0px !important;
}

<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">

<section class="animated fadeInUp">
    <div class="panel panel-default col-md-12">
        <div class="panel-heading"> <b class="text-capitalize">CIF Profile</b>
            <div class="actions pull-right"> <i class="fa fa-chevron-down"></i> </div>
        </div>
        <div class="panel-body">
            <div class="form-horizontal col-sm-12" style="background-color:red;">
                <div class="col-sm-6" style="background-color:blue;">
                    <div class="col-sm-6">
                        <label class="control-label">Customer Id</label>
                    </div>
                    <div class="col-sm-6">
                        <input id="txtCustomerId" name="txtCustomerId" class="form-control" value="" maxlength="6" readonly="readonly">
                    </div>
                </div>
                <div class="col-sm-6" style="background-color:white;">
                    <div class="col-sm-6">
                        <label class="control-label">Mnemonic</label>
                    </div>
                    <div class="col-md-6">
                        <input id="txtMnemonic" name="txtMnemonic" class="form-control" placeholder="" value="" maxlength="10">
                    </div>
                </div>
                <div>I see the red</div>
            </div>
        </div>
    </div>
</section>