body {
    background-color: black;
    background-image: url("../image/index.png");
    background-size: cover;
    margin: 0;
    padding: 0;
}

button {
    background: none!important;
    border: none;
    padding: 0!important;
    /*optional*/
    /*font-family: arial, sans-serif;*/
    /*input has OS specific font-family*/
    text-decoration: none;
    cursor: pointer;
    font-family: Arial, sans-serif;
    font-size: 16px;
    color: #bbb;
    margin-left: 10px;
    text-align: left;
}

button:hover{
    /*transition: all 0.8s linear;*/
    color: white;
    font-weight: bold;
}

.wrapper {
    width: fit-content;
    margin: calc(50vh - 231px) auto 0 calc(50vw - 431px);
}

#index_table{
    border-collapse: collapse;
    color: white;
    text-align: center;
}
#index_table tr:nth-child(1),
#index_table tr:nth-child(2){
    border-bottom: 1px solid white;
}
#index_table tr td:nth-child(1),
#index_table tr td:nth-child(2),
#index_table tr td:nth-child(3){
    border-right: 1px solid white;
}
#index_table tr:nth-child(1),
#index_table tr:nth-child(3){
    height: 30px;
}
#index_table tr:nth-child(2){
    height: 400px;
}
#index_table tr:nth-child(2) td:nth-child(2){
    /*background-color: #002d59;*/
    background: url("../image/buderus1.png") no-repeat 50% 50% #002d59;
    /*background-repeat: no-repeat;*/


}
#index_table tr:nth-child(2) td:nth-child(3){
    background-color: #3c3c3b;
}

#katalog_links ol {
    list-style: none;
    text-align: left;
    font-family: Arial, sans-serif;
    font-size: 16px;
    color: #bbb;
    margin-left: 10px;

}
#katalog_links ol li{
    width: 100%;
    position: relative;
    counter-increment: li;
    margin-bottom: 15px;
}
#katalog_links ol li::before {
    content: counter(li);
    display: block;
    position: absolute;
    top: -2px;
    left: -25px;
    text-align: center;
    padding: 2px;
    z-index: 10;
}
#katalog_links ol li:nth-child(-n+7):hover,
#katalog_links ol li:nth-child(-n+7):hover:before{

    /*transition: all 0.3s ease-in;*/
    color: #fff;
    font-weight: bold;
    /*padding-left: 10px;*/
}
#katalog_links a{
    color: #bbb;
    text-decoration: none;
}
#katalog_links a:hover {
    /*transition: all 0.3s ease-in;*/
    color: #fff;
    font-weight: bold;
}

#KNMFooter{
    font-family: Arial, sans-serif;
    text-align: center;
    width: 100%;
    position: absolute;
    bottom: 0;
    height: 50px;
    line-height: 50px;
    background-color: rgba(0, 0, 0, 0.4);
    font-size: 22px;
    color: white;
}