pozicie objektov na stranke

<form action="index.php" method="post"  enctype="multipart/form-data" name="form_login" id="form_login">
    <div id="page-wrap">
   <div class="clear">
 
   <div class="block">
       <label for="a3">Osobn&eacute; č&iacute;slo:</label>
      <input name="oscislo" type="text" id="a3" onBlur= password(&quot;a3&quot;,&quot;hidden_pass&quot;) />
        <br />
    <div class="block_pass" id="hidden_pass">
        <label for="hidden_pass">Heslo:</label>
        <input class="qwerty" type="password" name="heslo" />
    </div>
   </div>
    </div>
</div>
             
       <br /><br />
    <div class="demo">             
   <input name="reset" type="reset" id="reset" value="Reset" onClick= reset_pass(&quot;hidden_pass&quot;)>
        <input name="odosli" type="submit" id="odosli" onClick="redirect(&quot;a3&quot;,&quot;form_login&quot;)" value="Ďalej">
    </div>
    </div>
    <br />           

</form>

/* keyboard - demo CSS */
html, body, div, input, textarea {
 font-family: Verdana,Tahoma,Segoe,sans-serif;
 font-size: 14px;
}

body { background: #333; color: #ddd; height: 100%; }
 a:link { color: #9fcdff; text-decoration: none; }
 a:hover { color: #fff; }
 a:visited,a:active { color: #53a5ff; }

#page-wrap { width: /*800px*/100%; /*padding: auto;*/ margin: 0 0; height: 100%; } /*inputy*/

h1, h2, h3 { color: #ddd; text-align: center; }
h2 { margin: 5px; font-size: 130%; }
#switcher { width: /*150px*/100%; margin: 10px auto; }
#console { width: 800px; list-style-type: none; margin: 0 auto; padding: 0; }
#console li { text-align: center; }

.demo { float: none; position:absolute; bottom: 50.5%; left: /*35%*/25%;  width: auto;/*49%;*/ margin: auto;} /*buttony*/
.block { float: none; bottom: 50%; left: /*36%;*/30%; width: 36.5%/*40%*/; margin: 0px auto; height: auto;
position: absolute; padding-left: -1%; margin-bottom: 4%; text-align: center; padding-bottom: 1% } /*inputy*/
textarea, input { width: 250px;; /*left: 6%;*/ background: #333; color: #ddd; border: #777 1px solid; padding: /*5px*/2% 0; }
button {width: 180px; position: absolute;}
.hiddenInput { display: inline-block; /*width: 250px; */}
.clear { clear: both; vertical-align: middle;} /*inputy*/

/* used .alignRight instead of #num (for the number pad) here because the virtual keyboard
 strips IDs from the input - ID's are supposed to be unique! */
.alignRight { text-align: right; }