*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:Arial, Helvetica, sans-serif;
    background:#eef2f7;
}

h1{
    color:white;
    padding:15px;
}

h2{
    color:#003366;
    margin:15px;
}

p{
    margin:10px;
}

a{
    text-decoration:none;
}

hr{
    display:none;
}

/* MENU */

.menu{
    background:#003366;
    padding:15px;
    text-align:center;
}

.menu a{
    color:white;
    font-weight:bold;
    margin:15px;
}

.menu a:hover{
    color:#ffd700;
}

/* CONTENIDO */

.contenido{
    width:90%;
    max-width:900px;
    margin:20px auto;
    background:white;
    padding:20px;
    border-radius:10px;
    box-shadow:0px 0px 10px rgba(0,0,0,.15);
}

/* BOTONES */

button{

background:#003366;

color:white;

border:none;

padding:12px;

width:220px;

border-radius:8px;

cursor:pointer;

font-size:15px;

font-weight:bold;

transition:.3s;

}

button:hover{

background:#0055aa;

transform:scale(1.03);

}

/* INPUTS */

input,
textarea,
select{

width:100%;

padding:10px;

margin-top:5px;

margin-bottom:10px;

border:1px solid #ccc;

border-radius:6px;

font-size:15px;

}

textarea{

    height:80px;

}

/* TABLAS */

/* TABLAS MODERNAS */

table{

    width:95%;

    margin:20px auto;

    border-collapse:collapse;

    background:white;

    box-shadow:0px 2px 10px rgba(0,0,0,.10);

}

th{

    background:#003366;

    color:white;

    padding:12px;

    text-align:center;

}

td{

    padding:10px;

    border-bottom:1px solid #ddd;

    text-align:center;

}

tr:hover{

    background:#f0f8ff;

}

tr:nth-child(even){

    background:#fafafa;

}

/* PIE */

.pie{

    text-align:center;

    margin-top:20px;

    padding:20px;

    color:#666;

}




/* FORMULARIOS */

form{

    width:95%;

    max-width:700px;

    margin:20px auto;

    background:white;

    padding:20px;

    border-radius:10px;

    box-shadow:0px 0px 10px rgba(0,0,0,.10);

}

label{

    font-weight:bold;

}

input:focus,
textarea:focus,
select:focus{

    border:1px solid #003366;

    outline:none;

    box-shadow:0px 0px 5px rgba(0,51,102,.3);

}

input[type=number]{

    text-align:center;

}

textarea{

    resize:none;

}

h2{

    text-align:center;

}



/* ENLACES */

td a{

    color:#003366;

    font-weight:bold;

}

td a:hover{

    color:#0055aa;

}


/* BOTONES PEQUEÑOS */

.boton{

    background:#003366;

    color:white;

    padding:8px 15px;

    border-radius:5px;

    text-decoration:none;

}

.boton:hover{

    background:#0055aa;

}





/* PAGINA PRINCIPAL */

.contenido{

    width:90%;

    max-width:900px;

    margin:30px auto;

    background:white;

    padding:30px;

    border-radius:12px;

    box-shadow:0px 2px 15px rgba(0,0,0,.15);

}

.contenido p{

    font-size:18px;

    color:#555;

}

.contenido button{

    width:280px;

    font-size:18px;

}


/* CONTENEDOR GENERAL */

.contenedor{

    width:95%;

    max-width:1100px;

    margin:auto;

}

/* TARJETAS */

.tarjeta{

    background:white;

    padding:20px;

    margin:20px auto;

    border-radius:10px;

    box-shadow:0px 2px 10px rgba(0,0,0,.10);

}

/* TITULOS */

h2{

    margin-top:15px;

    margin-bottom:15px;

}

/* CENTRAR FORMULARIOS */

center form{

    max-width:700px;

}


table{

    overflow:hidden;

    border-radius:8px;

}


br{

    line-height:10px;

}


.boton{

background:#28a745;

color:white;

border:none;

padding:12px 20px;

font-size:16px;

font-weight:bold;

border-radius:8px;

cursor:pointer;

transition:0.3s;

}

.boton:hover{

background:#218838;

}