【问题标题】:Varying form-control styles on the same page Bootstrap CSS在同一页面上改变表单控件样式 Bootstrap CSS
【发布时间】:2023-03-09 16:28:01
【问题描述】:

有没有办法让表单中的占位符文本在一个部分为白色,在另一部分为灰色?

HAML:

注册表单1:

= form_tag splash_signup_path, role: :form, :class=>'form-horizontal',         :remote=>true do
      .col-sm-12
        .input-group
          = text_field_tag :signup_email, '',  :class=>'form-control', :placeholder=>'Enter your email address to receive the lastest updates'
          %span.input-group-btn
           = submit_tag 'Submit', :class=>'btn btn-default'

注册表2:

= form_tag splash_signup_path, role: :form, :class=>'form-horizontal',         :remote=>true do
      .col-sm-12
        .input-group
          = text_field_tag :signup_email, '',  :class=>'form-control', :placeholder=>'Enter your email address to receive the lastest updates'
          %span.input-group-btn
           = submit_tag 'Submit', :class=>'btn btn-default'

CSS:

.form-control::-webkit-input-placeholder { color: white; }
.form-control:-moz-placeholder { color: white; }
.form-control::-moz-placeholder { color: white; }
.form-control:-ms-input-placeholder { color: white; }

.signup {
  margin-top: 70px;
  margin-bottom: 5px;
  position: absolute;
  bottom: 20px;
}

.signup-bottom {
  top: 20px;
  margin-bottom: 20px;
}

编辑:为了清楚起见,删除了不相关的代码

【问题讨论】:

    标签: css ruby-on-rails forms twitter-bootstrap haml


    【解决方案1】:

    这行得通吗?

    .signup .form-control::-webkit-input-placeholder { color: white; }
    .signup .form-control:-moz-placeholder { color: white; }
    .signup .form-control::-moz-placeholder { color: white; }
    .signup .form-control:-ms-input-placeholder { color: white; }
    
    .signup-bottom .form-control::-webkit-input-placeholder { color: grey; }
    .signup-bottom .form-control:-moz-placeholder { color: grey; }
    .signup-bottom .form-control::-moz-placeholder { color: grey; }
    .signup-bottom .form-control:-ms-input-placeholder { color: grey; }
    

    【讨论】:

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