body {
    font-family: Arial, sans-serif;
    background-color: black;
    text-align: center;
    margin: 0;
    padding: 20px;
}

h1 {
    color: rgb(149, 247, 104);
    border: 5px solid rgb(10, 224, 10);
    padding: 10px;
}

h2 {
    margin-bottom: 5px;
    color: rgb(149, 247, 104);
}

h3 {
    margin-bottom: 5px;
    color: green;
}

#pantalla {
    border: 5px solid rgb(10, 224, 10);
    padding: 10px;
}

#adivina {
    border: 5px solid rgb(10, 224, 10);
    padding: 10px;
}

#numeros {
    border: 5px solid rgb(10, 224, 10);
    padding: 10px;
}

div {
    margin: 15px 0;

}

#clave {
    display: flex;
    justify-content: center;
    gap: 10px;
}
.casilla {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    border-radius: 6px;
    background-color: black;
    border: 1px solid rgb(10, 224, 10);
    padding: 10px;
    color: rgb(255, 0, 0)
}

/* Contadores */
#intentos,
#contador {
    font-size: 24px;
    font-weight: bold;
    color: rgb(149, 247, 104);
}

/* Teclado */
#teclado {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 220px;
    margin: 0 auto;
}

#teclado button {
    width: 60px;
    height: 60px;
    margin: 5px;
    font-size: 18px;
    border: none;
    border-radius: 8px;
    background-color: black;
    color: rgb(10, 224, 10);
    cursor: pointer;
    transition: 0.2s;
    border: 1px solid rgb(10, 224, 10);
    padding: 10px;
}

/* hover solo si NO tiene clase bloqueado */
#teclado button:not(.bloqueado):hover {
    background-color: #309c2c; /* color al pasar el mouse */
}

/* botones bloqueados */
#teclado button.bloqueado {
    background-color: black;
    cursor: not-allowed;
}

/* Botones de control */
button {
    padding: 10px 15px;
    margin: 5px;
    font-size: 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

#start {
    background-color: black;
    color: #2ecc71;
    border: 1px solid rgb(10, 224, 10);
    padding: 10px;
}

#stop {
    background-color: black;
    color: #e74c3c;
    border: 1px solid rgb(10, 224, 10);
    padding: 10px;
}

#reset {
    background-color: black;
    color: #f39c12;
    border: 1px solid rgb(10, 224, 10);
    padding: 10px;
}

#start:hover {
    background-color: #124d2a;
}

#stop:hover {
    background-color: #571b15;
}

#reset:hover {
    background-color: #644108;
}

@media screen and (max-width: 400px) {
    
}