body {background-color: powderblue;}
    h1   {color: rgb(11, 25, 250);}
    h2   {color: rgb(150, 25, 50)}
    p    {color: red;}
    table, th, td {
    border: 1px solid powderblue;
    border-collapse: collapse;
    text-align:center;
}
    table#t01 {
    border: 2px solid black;
    border-collapse: collapse;
}

.center {
    margin: auto;
    width: 30%;
    padding: 1px;
}

.input-hidden {
  position: absolute;
  left: -9999px;
}

input[type=radio]:checked + label>img {
  box-shadow: 0 0 10px 10px #090;
}

/* Stuff after this is only to make things more pretty */
input[type=radio] + label>img {
  border-radius: 50%;
  transition: 500ms all;
}