* {
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
}

body {
    font-family: 'Oxygen', sans-serif;
    font-size: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #000000;
    color: #ffffff;
}

h1 {
    font-size: 3rem;
    text-shadow: 0 0 15px #0ea9d8; 
}

button {
    font-size: 1.5rem;
    background-color: #e0ddaf;
    color: #1d1d16;
    border-radius: 5px;
    padding: 5px 10px 5px 10px;
    margin: 15px
}
button:hover {
    background-color: #f8e808;
}
button:disabled {
    color: #41413e;
    background-color: #85847b;
}
.container {
    background-color: #0ea9d8;
    border-radius: 5px;
}

.main  {
    padding: 5px;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: flex-start;
}

.top {
    padding: 5px;
    display: flex;
    flex-direction: row;
}

.spare {
    height: 75px;
    width: 25px;
}
.spareSlot {
    width: 170px;
    height: 80px
}

.card {
    width: 140px;
    height: 210px;
    margin: 0;
    padding: 0;
}
.cadA, .cardB {
    margin: 0;
    padding: 0;
}

.cardSlot {
    padding: 5px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.back {
    width: 140px;
    height: 210px;
    fill: hsl(255, 100%, 70%);
}

#message {
    background-color: blue; 
    color: white;
    padding: 5px 15px 5px 15px;
}