/* CSS Simple */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, sans-serif;
}

body{
    background:#f2f2f2;
}

.contenedor{
    width:80%;
    margin:20px auto;
}

h1,h2{
    text-align:center;
    margin:15px 0;
}

.caja{
    background:white;
    padding:20px;
    margin-bottom:20px;
    border:1px solid #ccc;
}

label{
    display:block;
    margin-top:10px;
}

input{
    width:100%;
    padding:8px;
    margin-top:5px;
    margin-bottom:10px;
    border:1px solid #999;
}

button{
    padding:10px 15px;
    margin:5px;
    background:#007bff;
    color:white;
    border:none;
    cursor:pointer;
}

button:hover{
    background:#0056b3;
}

#respuesta,
#datosServidor,
#contenidoLoad{
    margin-top:15px;
    padding:10px;
    border:1px solid #ccc;
    background:#fafafa;
}

#buscar{
    margin-bottom:15px;
}

table{
    width:100%;
    border-collapse:collapse;
}

table th,
table td{
    border:1px solid #999;
    padding:8px;
    text-align:left;
}

table th{
    background:#007bff;
    color:white;
}

.error{
    color:red;
    font-size:14px;
}

.correcto{
    border:2px solid green;
}

.incorrecto{
    border:2px solid red;
}

@media (max-width:700px){
    .contenedor{
        width:95%;
    }

    button{
        width:100%;
        margin-bottom:10px;
    }
}