Style login page

src/pages/AdminCommonPage/AdminCommonPage.scss

@@ -1,7 +1,26 @@
+@import "../../assets/scss/globals";
+
 .admin-container {
   display: flex;
   flex-flow: row nowrap;
   justify-content: flex-start;
   align-items: flex-start;
   flex: 1;
+
+  label {
+    margin-bottom: 0.5rem;
+  }
+
+  input {
+    padding: 0.3rem 0.5rem;
+    margin-bottom: 0.5rem;
+  }
+
+  input[type="submit"] {
+    border: none;
+    outline: none;
+    background-color: $orange2;
+    padding: 0.5rem 1rem;
+    color: $white;
+  }
 }

src/pages/AdminLoginPage/AdminLoginPage.tsx

@@ -117,7 +117,7 @@ class AdminLoginPage extends React.Component<AdminLoginPageProps, AdminLoginPage
           <label>Password
             <input id="login-password" type="password" name="password" value={password} onChange={this.handlePasswordChange} />
           </label>
-          <input id="login-submit" type="submit" />
+          <input id="login-submit" type="submit" value="Log in" />
         </form>
         { this.renderError() }
       </div>