Easiest ways:
Remove
position: relative
from.navigation-primary_right { position: relative; text-align: right; }
Or
Insert
z-index:1
into.header_brand { position: absolute; }
But I recommend you not to use position:absolute
. I would use instead something like
.header_brand {
float: left;
}
.header-primary_container {
overflow: hidden;
position: relative; /* Optional */
}