.pplogo {
    position: absolute;
    top: 2%;
    left: 2%;
}


img.pplogo.inactive {
    -moz-opacity: 0;
    -khtml-opacity: 0;
    opacity: 0;
    -webkit-transition: opacity 1.0s linear;
    -moz-transition: opacity 1.0s linear;
    -o-transition: opacity 1.0s linear;
    transition: opacity 1.0s linear;      
}

img.pplogo.active {
    -moz-opacity: 1;
    -khtml-opacity: 1;
    opacity: 1;
    -webkit-transition: opacity 1.0s linear;
    -moz-transition: opacity 1.0s linear;
    -o-transition: opacity 1.0s linear;
    transition: opacity 1.0s linear;  
}