.kontejner { margin-left: auto; margin-right: auto; width: 675px; }
a:link, a:visited, a:active, a:hover { color: white; }

.uvod-nadpis, .uvod-nadpis a, .uvod-nadpis span { display: block; width: 669px; height: 201px }
.uvod-nadpis      { position: relative; overflow: hidden; text-align: center; margin: 0px; }
.uvod-nadpis a    { font-size: 22px; padding: 20px 0 0 0; cursor: pointer; }
.uvod-nadpis span { position: absolute; left: 0; top: 0; background: url('/img/plutanium_uvod_logo.png') top left no-repeat; }

.box1, .box2, .box3, .box4                     { display: block; height: 233px; width: 318px; position: relative; overflow: hidden; text-align: center; margin: 0px; float: left; }
.box1 a, .box2 a, .box3 a, .box4 a             { display: block; height: 233px; width: 318px; font-size: 22px; padding: 20px 0 0 0; cursor: pointer; }
.box1 span, .box2 span, .box3 span, .box4 span { display: block; height: 233px; width: 318px; position: absolute; left: 0; top: 0; }

.box1, .box3, .box1 a, .box3 a, .box1 span, .box3 span { margin-right: 33px; }

.box1 span { background: url('/img/plutanium_uvod_box1.png') top left no-repeat; }
.box2 span { background: url('/img/plutanium_uvod_box2.png') top left no-repeat; }
.box3 span { background: url('/img/plutanium_uvod_box3.png') top left no-repeat; }
.box4 span { background: url('/img/plutanium_uvod_box4.png') top left no-repeat; }
a.box5 { display: block; padding-top: 20px; padding-bottom: 20px; color: black; clear: both; text-align: center }
a.box5:link, a.box5:visited   { color: black; }
a.box5:hover { color: #666666; }