problema css y resoluciones de pantalla

[malvavisc0]

Hola pues yo puse el contenido d mi pagina en bloques y me sirvio
Aqui te lo dejó para que lo mires:

@charset "UTF-8";
/* CSS Document */

body{
background: url(images/back/back-css_03.jpg) repeat #000000 fixed;
font:"Trebuchet MS";
font-size:18px;
color:#999;
}

#bloque1{
display:block;
width:1024;
height:200px;
margin-left:-15px;
margin-top:0px;
background: transparent url(images/amistad_01.png) no-repeat fixed;
z-index:3;
}

#bloque1back{
display:block;
position: fixed;
z-index: 1;
width: 100%;
height:35px;
margin-left:0px;
margin-top:-10px;
background:#000;
}

#bloque2{
display:block;
position:fixed;
margin-left:-117px;
margin-top:-145px;
width:800px;
height:400px;
background:url(images/amistad_02.png) no-repeat;
z-index:2;
}

#bloque2back{
display:block;
position:fixed;
margin-left:250px;
margin-top:270px;
width:590px;
height:700px;
background:#FFF url(images/text-back.png) repeat;
z-index:1;
}

#bloque3{
display:block;
position:fixed;
margin-left:849px;
margin-top:270px;
width:350px;
height:500px;
background:url(images/amistad_04.png) no-repeat;
z-index:1;
}

#bloque4{
display:block;
position:fixed;
margin-left:-125px;
margin-top:0px;
width:800px;
height:400px;
background:url(images/amistad_03.png) no-repeat;
z-index:2;
}