.background{
    position:absolute;
    z-index:0;
    background:white;
    display:block;
    min-height:50%; 
    min-width:50%;
    color:yellow;
}

.content{
    position:absolute;
    z-index:1;
}

.bg-text
{
    text-align: center;
    /*opacity: 0.4;*/
    line-height:1em;
    color: #fff;
    font-size:160px;
    top: 50%;
    left: 50%;
    /*transform:rotate(0deg);
    -webkit-transform:rotate(0deg);*/
}

.txt-center
{
    text-align: center;
}