body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  
  }

header{
    height: 140px;
    background-color: #1F2937;
    display: flex;  
    align-items: center;
    justify-content: space-between;
}

.nav{
    display: flex;
    justify-content: center;
    align-content: center;
}


.tittle{
    color: goldenrod;
    font-size: 40px;
}

.rules{
    margin-right: 20px;
    text-decoration: none;
    color: white;
    font-size: 18px;
    color: #e5e7eb;
}


.rules:hover{
    color: rgba(141, 126, 126, 0.959);
    
}

.container-main{
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.container-contador
{
    display: flex;
    align-items: center;
    justify-content: space-between;
}

footer{
    background-color: #e5e7eb;
    height: 70px;
}

.opciones img{
    height: 150px;
    width: 150px;
    margin: 60px;
    border: #1F2937 solid 10px;
    border-radius: 20px;
}


.opciones img:hover{
background-color: rgb(161, 159, 159);
cursor: pointer;
}

.humano {
    margin: 20px;
}