.rozcestnik  {
    background-color: black;    
    width: 30vh;
    margin: 10px auto 0 auto;
    /* justify-content: center; */
    padding: 10px;
    border-radius: 7px;
    margin: 20px auto 20px auto;
    display: grid;
    gap: 0;    
}

.index_a {
    color: white;
    text-decoration: none;
    display: grid;
    width: 100%;   
    transition: 0.3s;     
    padding: 4px;
    margin: 0;
    width: auto;
    font-weight: bold;
}

.index_a:hover {
    background-color: rgb(49, 49, 49);        
}

.callback_a {
    color: white;
    text-decoration: none;
    display: flex;
    width: 100%;   
    transition: 0.3s;     
    padding: 4px;
    margin: 5px;
    width: auto;
    font-weight: bold;
}

.callback_a:hover {
    background-color: rgb(49, 49, 49);  
}

.php4_header, .php4_foother {
    background-color: black;
    color: white;
    margin: 0 auto;
    text-align: center;
    padding: 10px;    
}

.php4_a {
    text-decoration: none;
    color: #FFF;
    margin: 0 0.5px;
}

.php4_a:hover {
    color: yellow;
}