footer a img{
    width: 50px;
}
footer{
    grid-column: 1/4;
    text-align: center;
    color: white;
    background-color: black;
    padding: 20px;
}
#vali,#nombre{
    color: white;
}

.oculto{
    visibility: hidden;
}

h1{
    text-align: center;
    color: rgb(70, 70, 70);
}

#bBorrar, #bCrear{
    margin-bottom: 25%;
    margin-top: 5%;
    background-color: rgb(32, 167, 201);
    color: white;
    padding: 10px;
    border-radius: 10px;
    font-weight: bold;
}

#bBorrar:hover{
    background-color: rgb(31, 129, 153);
}

#bCrear:hover{
    background-color: rgb(31, 129, 153);
}

#contenedor{
    text-align: center;
}

#botones{
    margin-top: 5%;
    margin-left: 46.5%;
}

.vuelta {
    transform: rotateY(180deg);
    background-image: none !important; 
    background-color: #808080; 
}

.carta {
    width: 100px;
    height: 100px;
    border: 1px solid #ccc;
    cursor: pointer;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.3s;
    transform-style: preserve-3d;
}

table {
    border-collapse: collapse;
    margin: 0 auto;
}

td {
    width: 100px;
    height: 100px;
}

#error {
    color: red;
    font-weight: bold;
    margin-bottom: 10px;
}

#contenido {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    width: 100%;
    max-width: 600px;
}