body {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    border: #000000 1px solid;
    padding:10px;
    width: 45%;
}

.submit {
    width: 200px;
    font-size: 20px;
    cursor: pointer;
    background-color: blue;
    border: none;
    color: white;
    padding: 5px;
}

.submit:hover {
    background-color: darkblue;
}

.submit-red {
    width: 200px;
    font-size: 20px;
    cursor: pointer;
    background-color: red;
    border: none;
    color: white;
    padding: 5px;
}

.submit-red:hover {
    background-color: darkred;
}

.btn {
    width: 200px;
    font-size: 20px;
    cursor: pointer;
    background-color: black;
    border: none;
    color: white;
    padding: 5px;
}

.btn:hover {
    background-color:   #606060;
}