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Html React引导,模式显示在屏幕的中间_Html_Css_Reactjs - Fatal编程技术网

Html React引导,模式显示在屏幕的中间

Html React引导,模式显示在屏幕的中间,html,css,reactjs,Html,Css,Reactjs,我是前端开发的新手,我一直在尝试将模式移到屏幕的中心,但它不会从屏幕的最右侧移动。我使用的css是“bootstrap/dist/css/bootstrap.min.css”。我需要创建自己的css文件来修复这个问题吗 import React, { Component } from "react"; import "./App.css"; import LoginPage from "./LoginPage"; import "bootstrap/dist/css/bootstrap.min.

我是前端开发的新手,我一直在尝试将模式移到屏幕的中心,但它不会从屏幕的最右侧移动。我使用的css是“bootstrap/dist/css/bootstrap.min.css”。我需要创建自己的css文件来修复这个问题吗

import React, { Component } from "react";
import "./App.css";
import LoginPage from "./LoginPage";
import "bootstrap/dist/css/bootstrap.min.css";
import { Modal, Button } from "react-bootstrap";

import ReactTelephoneInput from "react-telephone-input/es/ReactTelephoneInput";
class App extends Component {
state = {
    selectLoginOption: false,
    userLoginOption: false,
    restaurantLoginOption: false,
    deliveryAgentLoginOption: false,
    closeAllOptionsOfSelectionForm: false
};

style = {
    left: 0
};

login = () => { debugger;
    let obj={}
    obj.email=this.state.email;

    fetch('/login',
        {
            header:{
                "Accept": "application/json",
                "Content-Type": "application/json"
            },
            method:'POST',
            type:"cors",
            body:JSON.stringify({obj})

        }
    ).then(function(res){ debugger; return res.json(); })
        .then(function(data){ console.log( JSON.stringify( data ) ) })

}


register = () => { debugger;
    let obj={}
    obj.user_email=this.state.useremail;
    obj.user_name=this.state.username;
    obj.userPassword = this.state.userpassword;
    obj.user_phonenum = this.state.userphonenumber;
    fetch('/userRegistration',{
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
            },
            body:JSON.stringify({
                user_email: this.state.useremail,
                user_name:this.state.username,
                userPassword : this.state.userpassword,
                user_phonenum : this.state.userphonenumber
            })
        }
    ).then(function(res){ debugger; return res.json(); })
        .then(function(data){ console.log( JSON.stringify( data ) ) })

}
DeliveryAgentregister = () => { debugger;

    fetch('/AgentRegistration',{
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
            },
            body:JSON.stringify({
                deliveryAgent_Name: this.state.DeliveryAgentName,
                deliveryAgent_EmailID:this.state.DeliveryAgentEmailID,
                deliveryAgent_Password : this.state.DeliveryAgentPassword,
                deliveryAgent_ConfirmPassword : this.state.DeliveryAgentConfirmPassword,
                deliveryAgent_PhoneNumber: this.state.DeliveryAgentPhoneNumber
            })
        }
    ).then(function(res){ debugger; return res.json(); })
        .then(function(data){ console.log( JSON.stringify( data ) ) })

}

selectLoginOption = () =>{
    this.setState({selectLoginOption: true})
}
userLoginOption = () => {
    this.setState({ userLoginOption: true, selectLoginOption:false, restaurantLoginOption: false, deliveryAgentLoginOption: false  });
}
restaurantLoginOption = () => {
    this.setState({ userLoginOption: false, selectLoginOption:false, restaurantLoginOption: true, deliveryAgentLoginOption: false  });
}
deliveryAgentLoginOption  = () => {
    this.setState({ userLoginOption: false, selectLoginOption:false, restaurantLoginOption: false, deliveryAgentLoginOption: true  });
}
closeAllOptionsOfSelectionForm= () => {
    this.setState({ userLoginOption: false, selectLoginOption:false, restaurantLoginOption: false, deliveryAgentLoginOption: false  });
}
getTitle() {
    if (this.state.userLoginOption) {
        return "User Login";
    } else if (this.state.restaurantLoginOption) {
        return "Restaurant Login";
    } else if (this.state.deliveryAgentLoginOption) {
        return "Delivery Agent Login";
    }
}

render() {
    const { country, region } = this.state;
    return (
        <div className="App">
            <header>
                <link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"/>
                <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
                <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
                <link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"/>
                <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>                    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
                <link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"/>
                <script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
                <script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
                <nav class=" navbar navbar-expand-lg navbar-dark ">
                    <div class="container">
                        <a class="navbar-brand " href="#">YumDrop</a>
                        <div class="collapse navbar-collapse" id="navBarLinks">
                            <ul class="navbar-nav mr-auto">
                                <li class="nav-item" >
                                    <a class="nav-link" onClick={this.selectLoginOption}>Login</a>
                                </li>
                                <li class="nav-item" id="SignUpID">
                                    <a class="nav-link" href="#">Sign Up</a>
                                </li>
                            </ul>
                        </div>
                    </div>
                </nav>
            </header>
            <div class="view rgba-black-light">
                <div class="">
                    <br/><br/><br/><br/><br/><br/><br/>
                    <li>
                        <p id="para" >Are you hungry?</p>
                    </li>
                    <ul class="list-unstyled">
                        <br/><br/><br/><br/>
                        <li>
                            <div class="form-row" data-wow-delay="0.4s">
                                <div class="col-md-5"  id="firstbar">
                                    <div class="md-form">
                                        <select className="form-control" id="exampleFormControlSelect1">
                                            <option>Bloomington, Indiana</option>
                                            <option>Indianapolis, Indiana</option>
                                        </select>
                                    </div>
                                </div>
                                <div className="col-md-4">
                                    <div className="md-form">
                                        <input type="text"
                                               placeholder="Search for food, cuisines, restaurants here.."
                                               id="form5" className="form-control validate"/>

                                    </div>
                                </div>
                                <div className="col-md-12" id="buttonOrder">
                                    <div className="md-form">
                                        <button className="btn btn-lg btn-danger">Order</button>
                                    </div>
                                </div>
                            </div>
                        </li>
                    </ul>
                </div>
            </div>
            <Modal  show={this.state.selectLoginOption} onHide={this.closeAllOptionsOfSelectionForm} animation={false} >
                <Modal.Header className="modelheader">
                    <Modal.Title className="modeltitle">
                        <strong>Select Login</strong>
                    </Modal.Title>
                </Modal.Header>
                <Modal.Body>
                    <div className="container">
                        <div className="row">
                            <div className="main">
                                <form role="form">
                                   <button  onClick={this.userLoginOption} className="btn btn btn-primary">User </button><br/>
                                    <button onClick={this.restaurantLoginOption} className="btn btn btn-primary">Restaurant </button><br/>
                                    <button onClick={this.deliveryAgentLoginOption} className="btn btn btn-primary">Delivery Agent </button>
                                </form>

                            </div>

                        </div>
                    </div>
                </Modal.Body>
            </Modal >
            <Modal
                show={
                    this.state.deliveryAgentLoginOption ||  this.state.userLoginOption ||  this.state.restaurantLoginOption
                }
                onHide={this.closeAllOptionsOfSelectionForm} animation={false} centered >
                <Modal.Header>
                    <Modal.Title>{this.getTitle()}</Modal.Title>
                </Modal.Header>
                <Modal.Body>
                    <div class="container">
                        <div className="row">
                            <div className="main">
                                <h3>Please Log In, or <a href="#">Sign Up</a></h3>
                                <div className="row">
                                    <div className="col-xs-6 col-sm-6 col-md-6">
                                        <a href="#" className="btn btn-lg btn-primary btn-block">Facebook</a>
                                    </div>
                                    <div className="col-xs-6 col-sm-6 col-md-6">
                                        <a href="#" className="btn btn-lg btn-info btn-block">Google</a>
                                    </div>
                                </div>
                                <div className="login-or">
                                    <hr className="hr-or"/>
                                    <span className="span-or">or</span>
                                </div>
                                <form role="form">
                                    <div className="form-group">
                                        <label htmlFor="inputUsernameEmail">Username or email</label>
                                        <input type="text" className="form-control" id="inputUsernameEmail"/>
                                    </div>
                                    <div className="form-group">
                                        <a className="pull-right" href="#">Forgot password?</a>
                                        <label htmlFor="inputPassword">Password</label>
                                        <input type="password" className="form-control" id="inputPassword"/>
                                    </div>
                                    <div className="checkbox pull-right">
                                        <label>
                                            <input type="checkbox"/>
                                            Remember me </label>
                                    </div>
                                    <button type="submit" className="btn btn btn-primary">
                                        Log In
                                    </button>
                                </form>

                            </div>

                        </div></div>

                </Modal.Body>
            </Modal>

            <div className="auto-container">
                <div className="row">
                    <div className="column col-lg-6 col-md-12 col-sm-12">
                        <div className="sec-title">
                            <h2>Choose from multi cuisines available</h2>
                        </div>
                    </div>
                </div>
            </div>

            <div className="container" id="ContainerID">
                <div className="row">
                    <div className="col-12  col-md-4 image-grid-item">
                        <div id="img3"
                             className="entry-cover image-grid-cover has-image">
                            <a href="#" className="image-grid-clickbox"></a>
                            <a href="#" className="cover-wrapper">Indian Food</a>
                        </div>
                    </div>
                    <div className="col-12  col-md-4 image-grid-item">
                        <div id="img2"
                             className="entry-cover image-grid-cover has-image">
                            <a href="#" className="image-grid-clickbox"></a>
                            <a href="#" className="cover-wrapper">Indian Food</a>
                        </div>
                    </div>
                    <div className="col-12 col-sm-6 col-md-4 image-grid-item">
                        <div id="img1" className="entry-cover image-grid-cover has-image">
                            <a href="#" className="image-grid-clickbox"></a>
                            <a href="#" className="cover-wrapper">Burgers </a>
                        </div>
                    </div>
                    <div className="col-17  col-md-4 image-grid-item">
                        <div id="img4" className="entry-cover image-grid has-image">
                            <a href="#" className="image-grid-clickbox"></a>
                            <a href="#" className="cover-wrapper">Mexican Food</a>
                        </div>
                    </div>
                    <div className="col-12 col-sm-6 col-md-4 image-grid-item">
                        <div id="img5" className="entry-cover imagegrid has-image">
                            <a href="#" className="image-grid-clickbox"></a>
                            <a href="#" className="cover-wrapper">Chinese Food </a>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    );
}
import React,{Component}来自“React”;
导入“/App.css”;
从“/LoginPage”导入登录页面;
导入“bootstrap/dist/css/bootstrap.min.css”;
从“react bootstrap”导入{Modal,Button};
从“react电话输入/es/react电话输入”导入react电话输入;
类应用程序扩展组件{
状态={
选择登录选项:false,
userLoginOption:false,
餐厅登录:false,
deliveryAgentLoginOption:false,
CloseAllOptions of SelectionForm:false
};
样式={
左:0
};
login=()=>{debugger;
设obj={}
obj.email=this.state.email;
获取(“/login”,
{
标题:{
“接受”:“应用程序/json”,
“内容类型”:“应用程序/json”
},
方法:'POST',
类型:“cors”,
正文:JSON.stringify({obj})
}
).then(函数(res){debugger;返回res.json();})
.then(函数(数据){console.log(JSON.stringify(数据))})
}
寄存器=()=>{调试器;
设obj={}
obj.user_email=this.state.useremail;
obj.user_name=this.state.username;
obj.userPassword=this.state.userPassword;
obj.user_phonenum=this.state.userphonenumber;
获取(“/userRegistration”{
方法:“POST”,
标题:{
“内容类型”:“应用程序/json”,
},
正文:JSON.stringify({
用户电子邮件:this.state.useremail,
用户名:this.state.username,
userPassword:this.state.userPassword,
user\u phonenum:this.state.userphonenumber
})
}
).then(函数(res){debugger;返回res.json();})
.then(函数(数据){console.log(JSON.stringify(数据))})
}
DeliveryAgentregister=()=>{调试器;
获取(“/AgentRegistration”{
方法:“POST”,
标题:{
“内容类型”:“应用程序/json”,
},
正文:JSON.stringify({
deliveryAgent\u名称:this.state.deliveryAgent名称,
deliveryAgent\u EmailID:this.state.DeliveryAgentMailId,
deliveryAgent\u密码:this.state.deliveryAgent密码,
deliveryAgent\u ConfirmPassword:this.state.deliveryAgent配置密码,
deliveryAgent\u电话号码:this.state.deliveryAgent电话号码
})
}
).then(函数(res){debugger;返回res.json();})
.then(函数(数据){console.log(JSON.stringify(数据))})
}
选择登录选项=()=>{
this.setState({selectLoginOption:true})
}
用户登录选项=()=>{
this.setState({userLoginOption:true,selectLoginOption:false,restaurantLoginOption:false,deliveryAgentLoginOption:false});
}
餐厅登录=()=>{
this.setState({userLoginOption:false,selectLoginOption:false,restaurantLoginOption:true,deliveryAgentLoginOption:false});
}
deliveryAgentLoginOption=()=>{
this.setState({userLoginOption:false,selectLoginOption:false,restaurantLoginOption:false,deliveryAgentLoginOption:true});
}
CloseAllOptions of SelectionForm=()=>{
this.setState({userLoginOption:false,selectLoginOption:false,restaurantLoginOption:false,deliveryAgentLoginOption:false});
}
getTitle(){
if(this.state.userLoginOption){
返回“用户登录”;
}else if(this.state.restaurantLoginOption){
返回“餐厅登录”;
}else if(this.state.deliveryAgentLoginOption){
返回“送货代理登录”;
}
}
render(){
const{country,region}=this.state;
返回(









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    选择登录 使用
    import 'bootstrap/dist/css/bootstrap.min.css';