diff --git a/界面程序文件/login.ui b/界面程序文件/login.ui
new file mode 100644
index 0000000..beae043
--- /dev/null
+++ b/界面程序文件/login.ui
@@ -0,0 +1,452 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>1229</width>
+    <height>831</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="Widget">
+   <property name="styleSheet">
+    <string notr="true">outline;</string>
+   </property>
+   <widget class="QWidget" name="Cer_Widget" native="true">
+    <property name="geometry">
+     <rect>
+      <x>250</x>
+      <y>60</y>
+      <width>401</width>
+      <height>651</height>
+     </rect>
+    </property>
+    <property name="styleSheet">
+     <string notr="true"/>
+    </property>
+    <widget class="QLabel" name="Title_Login">
+     <property name="geometry">
+      <rect>
+       <x>10</x>
+       <y>170</y>
+       <width>379</width>
+       <height>131</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">background-color:none;
+font: 28pt &quot;Century&quot;;
+color:rgba(96, 204, 195, 255);</string>
+     </property>
+     <property name="text">
+      <string>Login</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
+    </widget>
+    <widget class="QLineEdit" name="Login_Pa_Input">
+     <property name="geometry">
+      <rect>
+       <x>50</x>
+       <y>410</y>
+       <width>321</width>
+       <height>36</height>
+      </rect>
+     </property>
+     <property name="font">
+      <font>
+       <family>Agency FB</family>
+       <pointsize>16</pointsize>
+       <weight>50</weight>
+       <italic>false</italic>
+       <bold>false</bold>
+      </font>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">
+QLineEdit{
+background-color:rgba(0,0,0,0);
+border:none;
+border-bottom:2px solid rgba(0,0,0,255);
+color: rgb(0, 0, 0);
+}
+QLineEdit:hover {
+border:none;
+border-bottom:2px solid rgba(46, 82, 101, 200);
+color:rgba(0, 0, 0, 240);
+}
+QLineEdit:focus {
+border:none;
+border-bottom:2px solid rgba(46, 82, 101, 200);
+color:rgb(0, 170, 190);
+}</string>
+     </property>
+     <property name="echoMode">
+      <enum>QLineEdit::Password</enum>
+     </property>
+     <property name="readOnly">
+      <bool>false</bool>
+     </property>
+     <property name="placeholderText">
+      <string>密码</string>
+     </property>
+    </widget>
+    <widget class="QLineEdit" name="Login_User_Input">
+     <property name="geometry">
+      <rect>
+       <x>50</x>
+       <y>340</y>
+       <width>321</width>
+       <height>36</height>
+      </rect>
+     </property>
+     <property name="font">
+      <font>
+       <family>Agency FB</family>
+       <pointsize>16</pointsize>
+       <weight>50</weight>
+       <italic>false</italic>
+       <bold>false</bold>
+      </font>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">
+QLineEdit{
+background-color:rgba(0,0,0,0);
+border:none;
+border-bottom:2px solid rgba(0,0,0,255);
+color: rgb(0, 0, 0);
+}
+QLineEdit:hover {
+border:none;
+border-bottom:2px solid rgba(46, 82, 101, 200);
+color:rgba(0, 0, 0, 240);
+}
+QLineEdit:focus {
+border:none;
+border-bottom:2px solid rgba(46, 82, 101, 200);
+color:rgb(0, 170, 190);
+}</string>
+     </property>
+     <property name="placeholderText">
+      <string>账号</string>
+     </property>
+    </widget>
+    <widget class="QPushButton" name="Btn_Login">
+     <property name="geometry">
+      <rect>
+       <x>90</x>
+       <y>490</y>
+       <width>221</width>
+       <height>71</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">QPushButton{
+	font: 20pt &quot;华文中宋&quot;;
+	background-color: rgb(255, 255, 255);
+	border:1px;
+	border-radius:8px;
+    
+	}
+QPushButton:hover{
+	color:rgba(245, 224, 215, 255);
+	background-color: rgb(55, 166, 166);
+	}
+QPushButton:pressed{
+	background-color:rgba(0,0,0,40);
+	}</string>
+     </property>
+     <property name="text">
+      <string>登录</string>
+     </property>
+    </widget>
+    <widget class="QLabel" name="Bg_Login">
+     <property name="geometry">
+      <rect>
+       <x>0</x>
+       <y>0</y>
+       <width>401</width>
+       <height>651</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">border-radius:8px;
+border:4px solid rgb(255,255,255);
+background-color:rgb(255,255,255);
+background: qlineargradient(spread:pad, x1:0.79602, y1:0, x2:0, y2:1, stop:0 rgba(225, 204, 195, 255), stop:0.343284 rgba(96, 204, 195, 255), stop:1 rgba(255, 204, 195, 255));
+</string>
+     </property>
+     <property name="text">
+      <string/>
+     </property>
+    </widget>
+    <widget class="QLabel" name="wgt">
+     <property name="geometry">
+      <rect>
+       <x>40</x>
+       <y>560</y>
+       <width>331</width>
+       <height>71</height>
+      </rect>
+     </property>
+     <property name="text">
+      <string/>
+     </property>
+    </widget>
+    <zorder>Bg_Login</zorder>
+    <zorder>Title_Login</zorder>
+    <zorder>Login_Pa_Input</zorder>
+    <zorder>Login_User_Input</zorder>
+    <zorder>Btn_Login</zorder>
+    <zorder>wgt</zorder>
+   </widget>
+   <widget class="QWidget" name="Bg_Widget" native="true">
+    <property name="geometry">
+     <rect>
+      <x>180</x>
+      <y>200</y>
+      <width>861</width>
+      <height>361</height>
+     </rect>
+    </property>
+    <property name="styleSheet">
+     <string notr="true">border-radius:8px;
+
+background-color:rgb(255,255,255);
+
+</string>
+    </property>
+    <widget class="QLabel" name="Login_tip">
+     <property name="geometry">
+      <rect>
+       <x>520</x>
+       <y>130</y>
+       <width>281</width>
+       <height>111</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">color: rgba(96, 204, 195, 255);
+font: 24pt &quot;宋体&quot;;</string>
+     </property>
+     <property name="text">
+      <string>   没有账号?
+   点击申请</string>
+     </property>
+    </widget>
+    <widget class="QLabel" name="Login_title">
+     <property name="geometry">
+      <rect>
+       <x>490</x>
+       <y>50</y>
+       <width>351</width>
+       <height>91</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">background-color:none;
+color:rgba(200, 150, 170, 255);
+font: 30pt &quot;宋体&quot;;
+border:none;</string>
+     </property>
+     <property name="text">
+      <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;span style=&quot; font-size:24pt; font-weight:700;&quot;&gt;新冠疫情社区管理系统&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
+    </widget>
+    <widget class="QPushButton" name="Btn_Sign">
+     <property name="geometry">
+      <rect>
+       <x>590</x>
+       <y>250</y>
+       <width>141</width>
+       <height>41</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">QPushButton{
+	font: 20pt &quot;华文中宋&quot;;
+	background-color: rgb(255, 255, 255);
+	border:1px;
+	color:rgba(245, 224, 215, 255);
+	border-radius:8px;
+    
+	}
+QPushButton:hover{
+	color:rgba(255, 255, 255, 255);
+	background-color:rgba(245, 224, 215, 255);
+	}
+QPushButton:pressed{
+	background-color:rgba(0,0,0,40);
+	}</string>
+     </property>
+     <property name="text">
+      <string>申请</string>
+     </property>
+    </widget>
+    <widget class="QLabel" name="Sign_title">
+     <property name="geometry">
+      <rect>
+       <x>50</x>
+       <y>50</y>
+       <width>281</width>
+       <height>91</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">background-color:none;
+color:rgba(200, 150, 170, 255);
+font: 30pt &quot;宋体&quot;;</string>
+     </property>
+     <property name="text">
+      <string>SignUp</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
+    </widget>
+    <widget class="QLabel" name="Sign_tip">
+     <property name="geometry">
+      <rect>
+       <x>40</x>
+       <y>130</y>
+       <width>281</width>
+       <height>111</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">color: rgba(96, 204, 195, 255);
+font: 24pt &quot;宋体&quot;;</string>
+     </property>
+     <property name="text">
+      <string>   已有账号?
+   点击登录</string>
+     </property>
+    </widget>
+    <widget class="QPushButton" name="Btn_Login_2">
+     <property name="geometry">
+      <rect>
+       <x>110</x>
+       <y>250</y>
+       <width>141</width>
+       <height>41</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">QPushButton{
+	font: 20pt &quot;华文中宋&quot;;
+	background-color: rgb(255, 255, 255);
+	border:1px;
+	color:rgba(245, 224, 215, 255);
+	border-radius:8px;
+    
+	}
+QPushButton:hover{
+	color:rgba(255, 255, 255, 255);
+	background-color:rgba(245, 224, 215, 255);
+	}
+QPushButton:pressed{
+	background-color:rgba(0,0,0,40);
+	}</string>
+     </property>
+     <property name="text">
+      <string>登录</string>
+     </property>
+    </widget>
+    <widget class="QPushButton" name="Btn_Close">
+     <property name="geometry">
+      <rect>
+       <x>810</x>
+       <y>0</y>
+       <width>51</width>
+       <height>51</height>
+      </rect>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">QPushButton{
+	border:4px solid rgb(255,255,255);
+	font: 87 12pt &quot;Segoe UI Black&quot;;
+	margin:0px;
+	padding:0px;
+	border-radius:10px;
+	}
+QPushButton:hover{
+	background-color: rgba(185, 185, 185, 80);
+	}
+QPushButton:pressed{
+	background-color: rgba(179, 0, 0, 120);
+	}</string>
+     </property>
+     <property name="text">
+      <string>X</string>
+     </property>
+    </widget>
+   </widget>
+   <zorder>Bg_Widget</zorder>
+   <zorder>Cer_Widget</zorder>
+  </widget>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>Btn_Login_2</sender>
+   <signal>clicked()</signal>
+   <receiver>MainWindow</receiver>
+   <slot>Ui_Function()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>345</x>
+     <y>490</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>44</x>
+     <y>475</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>Btn_Sign</sender>
+   <signal>clicked()</signal>
+   <receiver>MainWindow</receiver>
+   <slot>Ui_Function()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>858</x>
+     <y>472</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>1148</x>
+     <y>460</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>Btn_Close</sender>
+   <signal>clicked()</signal>
+   <receiver>MainWindow</receiver>
+   <slot>close()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>1017</x>
+     <y>223</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>1123</x>
+     <y>221</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+ <slots>
+  <slot>Ui_Function()</slot>
+ </slots>
+</ui>