body {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(to right, #e0c3fc, #8ec5fc)
}

/* Título */
h1 {
    padding:20px;
    border-radius: 30px;
    width: 60%;
    background-color:rgba(249, 249, 249, 0.408);
    font-family:'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    color: royalblue;
    font-size: 2.5rem;
    font-weight: 300;
    text-align: center;
    letter-spacing: 5px;
}

/* SECTION: Contiene todo el tablero completo */
section {
    margin-bottom: 50px;
    padding:30px;
    border-radius: 30px;
    background-color:rgba(249, 249, 249, 0.408);
}

table {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#opciones {
    margin-right: 30px;
}

.circulo {
    width: 70px;
    height: 70px;
    background-color: rgba(250, 246, 195, 0.795);
    border-radius: 100%;
}

.semaforo, #espacios {
    width: 30px;
    height: 70px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.semaforo-circulo {
    width: 12px;
    height: 12px;
    background-color: rgba(250, 246, 195, 0.795);
    border-radius: 100%;
    margin: 1px;
}

#botones {
    padding-top: 20px;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

#retroceder, #reiniciar {
    margin: 10px;
    width: 140px;
    height: 60px;
    border-radius: 30px;
    background-color: transparent;
    border: 2px, solid,royalblue;;
    color:royalblue;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    font-size: 1.2rem;
    font-weight: 200;
}

#retroceder:hover, #reiniciar:hover {
    background-color: royalblue;
    color: white;
    font-weight: 700;
}