body {
        max-width: 100%;
				font-family: verdana, arial, sans-serif, helvetica;
				background-image: url("https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTFrLP7evguE01I6JHXoGc-EEQJMPxapQ_CnUBdl2yLSFZOEUsEqA");
}
header {
        text-align:center;
}
.header {
        max-width: 100%;
        display:inline-block;
        margin: 0 auto;
}
.images img {
        display: block;
        max-width: 100%;
        margin-left: auto;
        margin-right:auto;
}
.pool img {
        position: fixed;
        bottom: 15px;
        left: 15px;
        width: 120px;
        height: 100px;
}