<apex:page StandardController="Account">
  <!-- Begin Default Content REMOVE THIS -->
  <h1>Congratulations xy</h1>
  Hello {!$User.FirstName}!

  <apex:form >
<apex:inputField value="{!account.name}"/>
  </apex:form>

   <apex:form >
        <apex:pageBlock title="Accountt" mode="edit">

            <apex:pageBlockButtons >
                <apex:commandButton action="{!save}" value="Save"/>
                <apex:commandButton value="Edit" onclick="window.open('apex/CustomEditPage?id={!account.Id}', '_blank', 'toolbar=0,location=0,menubar=0');"/><br/>
            </apex:pageBlockButtons>

              <apex:pageBlockSection title="My Account details" columns="2">
                    <apex:outputField value="{!account.name}"/>
                    <apex:outputField value="{!account.site}"/>
                    <apex:outputField value="{!account.type}"/>
                    <apex:outputField value="{!account.accountNumber}"/>
                    <apex:outputField value="{!account.Phone}"/>
            </apex:pageBlockSection>
            <apex:pageBlockSection title="Contacts" columns="1">
                <apex:repeat var="Contacts" value="{!Account.Contacts}">
                    <apex:outputField value="{!Contacts.firstName}"/>
                    <apex:outputField value="{!Contacts.lastName}"/>
                    <apex:outputField value="{!Contacts.Email}"/>
                    <apex:outputField value="{!Contacts.Phone}"/>
                    <apex:outputField value="{!Contacts.title}"/>
                </apex:repeat>
            </apex:pageBlockSection>
             <apex:pageBlockSection title="Contacts" columns="1">
                    <apex:outputText value="User name: {!$User.FirstName}!"/>
                    <apex:outputText value="Email: {!$User.Email}"/>
                    <apex:outputText value="Company Name: {!$User.CompanyName}"/>
            </apex:pageBlockSection>
             <apex:pageBlockSection title="User" columns="1">
               <p>User name: {!$User.FirstName}!</p>
               <p>Email: {!$User.Email}!</p>
               <p>Company Name: {!$User.CompanyName}!</p>

            </apex:pageBlockSection>
            <apex:pageBlockSection title="Owner Details" columns="1">
               <apex:detail subject="{!account.ownerId}" relatedList="false" title="false"/>
            </apex:pageBlockSection>
        </apex:pageBlock>
    </apex:form>


  <!-- End Default Content REMOVE THIS -->
</apex:page>