#todo { width: 745px;}
#cab_aktiba { position: relative; width: 710px; height: 100px; }
#cab_aktiba #logo_cobranding_nekatur { position: absolute; top: 38px; left: 50px; }
#cab_aktiba #logo_cobranding_aktiba { position: absolute; top: 30px; right: 50px; }
.volver a { position: absolute; top: 0px; right: 0px; }