button.ppc:visited,
button.ppc{
    background-color: #452d76;
    border: 1px solid #6f48bd;
    transition: background-color 0.2s ease;
}

button.ppc:hover{
    background-color: #2c1e53;
    border: 1px solid #6f48bd;
}

button.ppc:focus,
button.ppc:active{
    background-color: #6f56b3;
    border: 1px solid #6f48bd;
}