html {
 font-size: 1rem;
 line-height: 2rem;
 margin-left: 5%;
 margin-right: 5%;
}

.button {
    display: inline;
    width: 5rem;
    height: 0.5rem;
/*    background: #4E9CAF; */
    background: red;
/*    padding: 10px; */
    padding: 2px;
    text-align: center;
/*    border-radius: 5px; */
    border-radius: 5px;
    color: white;
    font-weight: bold;
/*    line-height: 25px; */
    line-height: 5px;
}

input[type="radio"]:disabled {
    -webkit-appearance: none;
    display: inline-block;
    width: 12px;
    height: 12px;
    padding: 0px;
    background-clip: content-box;
/*    border: 2px solid #bbbbbb; */
    border: 2px solid #aa0000;
/*    background-color: white; */
    background-color: gray;
    border-radius: 50%;
}

input[type="radio"]:checked {
    background-color: black;
}