Edit in JSFiddle

<div class="kindleaff">
    <ul>
    <li>
        <div class="kindleaff-button">
            kindle <span class="orange-text">eReader</span><br />
            <span class="grey-text"><s>69,</s> ab </span><span class="red-text">Euro 49,-</span><br />
            
            <a href="http://www.amazon.de/gp/product/B007HCCOD0/?tag=amz-de3-21" class="botton-ereader" rel="nofollow" target="_blank">jetzt ansehen</a>            
        </div>
    <li>
        <div class="kindle"><a href="http://www.amazon.de/gp/product/B007HCCOD0/?tag=amz-de3-21" rel="nofollow" target="_blank"></a></div>
    </li>
    <li>
        <div class="kindle-paperwhite"><a href="http://www.amazon.de/gp/product/B00CTUKFNQ/?tag=amz-de3-21" rel="nofollow" target="_blank"></a></div>
    </li>
    <li>  
        <div class="kindle-fire-hoch"></div>
    </li>
    <li>  
        <div class="kindle-fire-quer"><a href="http://www.amazon.de/dp/B00CTV13Z4/?tag=amz-de3-21" rel="nofollow" target="_blank"></a></div>
    </li>
    <li>
        <div class="kindleaff-button-2">
                        kindle <span class="orange-text">Fire HD</span><br />
            <span class="grey-text">ab </span><span class="red-text">Euro 129,-</span><br />
            <a href="http://www.amazon.de/dp/B00CTV13Z4/?tag=amz-de3-21" rel="nofollow" target="_blank" class="botton-kindlefire">jetzt ansehen</a>         
        </div>
        </li>
    </ul>
</div>
.kindleaff {
box-shadow: 0px 7px 14px -13px #333;
width: 980px;
height: 160px;
}
 
.kindleaff li {
    list-style:none;
    float: left;
    width: 150px;
}

.kindleaff-button {
    padding-top: 70px;
    width: 140px;
    font-family: verdana, Helvetica, sans-serif;
    font-size: 1em;
    font-weight: normal;
}

.kindleaff-button-2 {
    padding-top: 70px;
    width: 140px;
    font-family: verdana, Helvetica, sans-serif;
    font-size: 1em;
    font-weight: normal;
    margin-left: 40px;
}

.orange-text {
    color: #ff9801;
}
.red-text {
    color: #900;
    font-size: 0.8em;    
}
.grey-text {
    color: #888;
    font-size: 0.8em;    
}

.botton-ereader {
	background:-webkit-gradient( linear, left top, left bottom, color-stop(0.05, #ededed), color-stop(1, #dfdfdf) );
	background:-moz-linear-gradient( center top, #ededed 5%, #dfdfdf 100% );
	filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ededed', endColorstr='#dfdfdf');
	background-color:#ededed;
	-webkit-border-top-left-radius:5px;
	-moz-border-radius-topleft:5px;
	border-top-left-radius:5px;
	-webkit-border-top-right-radius:5px;
	-moz-border-radius-topright:5px;
	border-top-right-radius:5px;
	-webkit-border-bottom-right-radius:5px;
	-moz-border-radius-bottomright:5px;
	border-bottom-right-radius:5px;
	-webkit-border-bottom-left-radius:5px;
	-moz-border-radius-bottomleft:5px;
	border-bottom-left-radius:5px;
	text-indent:0;
	border:1px solid #dcdcdc;
	display:inline-block;
	color:#777777;
	font-family:Arial;
	font-size:14px;
	font-weight:normal;
	font-style:normal;
	height:22px;
	line-height:22px;
	width:121px;
	text-decoration:none;
	text-align:center;
    margin-top: 12px;
}
.botton-ereader:hover {
	background:-webkit-gradient( linear, left top, left bottom, color-stop(0.05, #dfdfdf), color-stop(1, #ededed) );
	background:-moz-linear-gradient( center top, #dfdfdf 5%, #ededed 100% );
	filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#dfdfdf', endColorstr='#ededed');
	background-color:#dfdfdf;
}
.botton-ereader:active {
	position:relative;
	top:1px;
}
.botton-kindlefire {
	background:-webkit-gradient( linear, left top, left bottom, color-stop(0.05, #ffc477), color-stop(1, #fb9e25) );
	background:-moz-linear-gradient( center top, #ffc477 5%, #fb9e25 100% );
	filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffc477', endColorstr='#fb9e25');
	background-color:#ffc477;
	-webkit-border-top-left-radius:5px;
	-moz-border-radius-topleft:5px;
	border-top-left-radius:5px;
	-webkit-border-top-right-radius:5px;
	-moz-border-radius-topright:5px;
	border-top-right-radius:5px;
	-webkit-border-bottom-right-radius:5px;
	-moz-border-radius-bottomright:5px;
	border-bottom-right-radius:5px;
	-webkit-border-bottom-left-radius:5px;
	-moz-border-radius-bottomleft:5px;
	border-bottom-left-radius:5px;
	text-indent:0;
	border:1px solid #eeb44f;
	display:inline-block;
	color:#ffffff;
	font-family:Arial;
	font-size:14px;
	font-weight:normal;
	font-style:normal;
	height:22px;
	line-height:22px;
	width:121px;
	text-decoration:none;
	text-align:center;
    margin-top: 12px;
}
.botton-kindlefire:hover {
	background:-webkit-gradient( linear, left top, left bottom, color-stop(0.05, #fb9e25), color-stop(1, #ffc477) );
	background:-moz-linear-gradient( center top, #fb9e25 5%, #ffc477 100% );
	filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#fb9e25', endColorstr='#ffc477');
	background-color:#fb9e25;
}
.botton-kindlefire:active {
	position:relative;
	top:1px;
}

.kindle a {
    background: url(http://www.lexikus.de/pics/gfx/kindle-ereader.png) no-repeat 0px 0px;
    width: 172px;
    height: 160px;
    display: block;
    background-position: 0px 106px;
    overflow:hidden;
    opacity: 0.8;
    transition: background-position 1s ease-out;
}

 
.kindle a:hover {
    background-position: 0px 20px;
    transition: background-position 0.5s ease-in;
   opacity: 1;
}
 
.kindle-paperwhite a {
    background: url(http://www.lexikus.de/pics/gfx/kindle-paperwhite.png) no-repeat 0px 0px;
    width: 173px;
    height: 160px;
    display: block;
    background-position: 0px 70px;
    overflow:hidden;
    opacity: 1;
    transition: background-position 1s ease-out;
    position: relative;
    left: -90px;
}
 
.kindle-paperwhite a:hover {
    background-position: 0px 0px;
    transition: background-position 0.5s ease-in;
   opacity: 1;
}

.kindle-fire-hoch {
    background: url(http://www.lexikus.de/pics/gfx/kindle-fire-hoch.png) no-repeat 0px 0px;
    width: 190px;
    height: 160px;
    display: block;
    background-position: 0px 30px;
    overflow:hidden;
    transition: background-position 1s ease-out;
    position: relative;
    left: -60px;
}

.kindle-fire-quer a {
    background: url(http://www.lexikus.de/pics/gfx/kindle-fire-quer.png) no-repeat 0px 0px;
    width: 316px;
    height: 160px;
    display: block;
    background-position: 0px 90px;
    overflow:hidden;
    opacity: 1;
    transition: background-position 1s ease-out;
    position: relative;
    left: -150px;
}
 
.kindle-fire-quer a:hover {
    background-position: 0px 0px;
    transition: background-position 0.5s ease-in;
   opacity: 1;
}