html,body {  margin:0;} 

.banner-background {
    background: url('assets/background.png');
    width: 300px;
    height: 250px;
    border: 1px solid #bbbbbb;
}


.line1 {
    position: relative;
    top: 100px;
    left: 25px;
}

.line2 {
    position: relative;
    top: 100px;
    opacity: 0;
    left: 25px;
}

.line3 {
    position: relative;
    top: 80px;
    opacity: 0;
    left: 25px;
}

.button {
    position: relative;
    display: block;
    top: 100px;
    left: 125px;
    opacity: 0;
}