body {
    background-color: rgb(142, 145, 138);
    overflow: hidden;
    max-height: 100vh;
  }
  


.container {
    background-color: rgb(255, 230, 0);
    border: 30px solid black;
    border-radius: 50%;
    margin: 200px auto;
    height: 510px;
    width: 930px;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.logoBatman {
    width: 900px;
    height: 500px;
    border-radius: 50%;
    background-color: black;
    display: flex;
    justify-content: center;
}

.top, .middle, .external, .internal  {
    border-radius: 50%;
    background-color: rgb(255, 230, 0);
}

.top {
    width: 250px;
    height: 255px;
    margin: -70px 50px;
}

.middle {
    width: 130px;
    height: 118px;
    margin: 6px -115px;
}

.bottom {
    display: flex;
    position: absolute;
}

.external {
    width: 170px;
    height: 230px;
    margin: 310px -30px;
}

.internal {    
    width: 200px;
    height: 300px;
    margin: 375px 0px;
}

main{
  padding: 0;
}

footer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    color: white;
    font-size: 20px;
    background-color: #134e4e;
    padding: 1rem 6rem;
    display: flex;
    justify-content: space-around;
}

a:active, a:visited, a:link {
    color: white;
    text-decoration: none;
}