body{
    font-family: "Roboto", sans-serif;
    margin: 0;
    padding: 0;
    color: white;
    background-color: black;
}

header{
    background-color: rgb(153, 32, 32);
    display: flex;
    align-items: center;
    /* justify-content: center; */
    padding: 15px;
    box-sizing: border-box;
}

header h1{
    color: white;
    margin: 0;
}

#cambiomodo{
    position: absolute;
    right: 3%;
}

fieldset{
    width: 90%;
    max-width: 600px;
    margin: 30px auto;
    padding: 20px;
    box-sizing: border-box;
    text-align: center;
}

button{
    background-color: rgb(153, 32, 32);
    color: white;
    cursor: pointer;
    border-radius: 10px;
}

button:hover{
    opacity: 0.8;
}

table{
    border-collapse: collapse;
        width: 50%;
    min-width: 700px;
    max-width: 900px;
    margin: 0 auto;
}

td{
    border-collapse: collapse;
    padding: 10px;
    
}
th{
    background-color: rgb(153, 32, 32);
    padding: 10px;
}

#listado{
    text-align: center;
    width: 100%;
    overflow-x: auto;
    padding: 20px;
    box-sizing: border-box;
}
@media screen and (max-width: 768px){

    header h1{
        font-size: 24px;
    }

    fieldset{
        width: 95%;
        margin-top: 20px;
        padding: 15px;
    }

    input,
    button{
        font-size: 16px;
    }

    table{
        min-width: 600px;
    }

}