.center{
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

table{
    border: 1px solid white;
    border-collapse: collapse;
    background-color: #4a4a4a;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

th {
    padding: 10px;
    background-color: black;
    color: white;
    font-weight: bold;
    border: 1px white;
}

td{
    background-color: #4a4a4a;
    padding: 10px;
    color: white;
    border: 1px white;
}

a {
    color: inherit;
    display: inline-block;
}

button {
    padding: 0.5em 1em; 
    border-radius:0.8em; 
    background:black;
    color:white; 
    border:none;
}