* {
    margin: 0;
    padding: 0;
    font-family: 'Times New Roman', Times, serif;
    box-sizing: border-box;
}

body {
    background: linear-gradient(to right, black, darkblue);
}

.heading {
    color: white;
    font-size: 30px;
    margin-top: 12px;
    text-shadow: 2px 3px 9px black;
}

.maindiv {
    width: 100%;
    text-align: center;
}

.imgdiv img {
    margin-top: 20px;
    width: 40%;
}

.logicpic img {
    margin-top: -12px;
    margin-bottom: 12px;
    width: 50%;
}

input[type=checkbox] {
    width: 30px;
    height: 30px;
    margin: 0 8px 20px;
}

select {
    width: 140px;
    padding-left: 30px;
    height: 50px;
    font-family: monospace;
    font-size: 30px;
    background-color: green;
    color: white;
    border: 2px solid black;
}

.copyright {
    /* background-color:rgb(41, 21, 21); */
    color: white;
    padding: 10px;
    margin-top: 20px;
    font-size: 18px;
    font-family: sans-serif;
}

.copyright h2 a {
    color: azure;
    text-decoration: none;
}