我尝试了一些在stackoverflow上找到的解决方案,例如
我正在尝试使用JQuery,在模糊事件中基于用户输入来显示和隐藏错误消息。然而,当错误消息被显示时,警报会自动扩展父div,而我希望宽度保持不变,并向下扩展父级高度。 register.php(已修剪)
display:inline-block
和position:absolute; top:0; left:0;
,但似乎都不适用于我的问题。我正在尝试使用JQuery,在模糊事件中基于用户输入来显示和隐藏错误消息。然而,当错误消息被显示时,警报会自动扩展父div,而我希望宽度保持不变,并向下扩展父级高度。 register.php(已修剪)
<div class="form-group" style="margin-bottom:0px">
<!-- Password -->
<div class="input-group">
<div class="input-group-addon">
<i class="fa fa-unlock" style="font-size:110%" aria-hidden="true"></i>
</div>
<label for="password" class="sr-only">Password:</label>
<input class="form-control" type="password" name="password" id="password" placeholder="Password" required>
</div>
<!-- Errors-->
<div class="alert alert-danger regError" id="nameInvalid" style="display:none;">
Invalid Name: Must contain both your first name and last
name, and consist of only alphabetic characters, dashes and
apostrophes.
</div>
<div class="alert alert-danger" id="numberInvalid" style="display:none">
Invalid Student Number: Student Number must seven digits.
</div>
<!-- Register Button -->
<div style="margin-top:5%">
<button type="submit" class="btn btn-success pull-right">Register</button>
</div>
</div>
style.scss
html{
min-height: 100%;
position: relative;
}
body{
height: 100%;
}
//Login & Register
body.login{
background-color: $colour1;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
}
#login-box{
box-shadow: 10px 10px 10px rgba(0, 0, 0, 0.5);
background-color: $colour4;
padding-bottom:2%;
padding-left:2%;
padding-right:2%;
border-radius: 5px;
position: relative;
max-width: 450px;
display:table;
}
.input-group-addon{
width: 18%;
}
.input-group{
width:100%;
}
.regError{
margin-top: 5%;
width: 100%;
display:inline-block;
}