input[type=submit] {
    background-color: RGB(150, 150, 150);
    color: white;
    padding: 7px 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

input[type=submit]:hover, input[type=submit]:focus {
    background-color: RGB(80, 75, 200);
}

.span-button {
    background-color: RGB(150, 150, 150);
    color: white;
    margin: 5px;
    padding: 7px 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.span-button:hover {
    background: RGB(80, 75, 200);
}

.span-button:active {
    background: RGB(80, 75, 255);
}

.anchor-button {
    text-decoration: none;
    background-color: RGB(150, 150, 150);
    color: white;
    margin: 5px;
    padding: 7px 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.anchor-button:hover {
    background: RGB(80, 75, 200);
}

.td-button {
    text-align: center;
}

.td-button:hover {
    background: RGB(220, 100, 100);
}