/* body{
    background-image: url("../libro41\ \(2\).png");
} */

/* body{
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, #212931, white);
} */

.t1{
    color: black;
    width: 150px;;
    background-color:#c4c3c3db;
    font-size: 30px;
    text-align: center;
    margin: 0 auto;
    padding: 5px 15px;
    border: 6px inset;
}

.t2{
    color: black;
    width: 150px;
    background-color:#88f48c;
    font-size: 30px;
    text-align: center;
    margin: 0 auto;
    margin-top: 50px;
    padding: 5px 15px;
    border: 6px inset #91f194;
}

.t3{
    color: black;
    width: 150px;
    background-color:lightblue;
    font-size: 30px;
    text-align: center;
    margin: 0 auto;
    margin-top: 50px;
    padding: 5px 15px;
    border: 6px inset #59b6d4;
}


.titulo{
    color: white;
    font-size: 40px;
    text-align: center;
    background: #38a3fab3;
}

.subtitulo{
    padding: 5px;
    width: 300px;
    margin: 40px auto;
    text-align: center;
}

h2{
    text-align: center;
    background: steelblue;
    color: white;
}

.titulo-libros, .id-prestamos, .nombre-usuario{
    background: steelblue;
    color: white;
    padding: 5px;
    padding-left: 8px;
}

.titulo-form{
    text-align: center;
}

.alerta{
    margin: 0 auto;
    margin-top: 10px;
    text-align: center;
    background: #2bdc2b;
    color: white;
}

.alerta-error{
    width: 81%;
    margin: 0 auto;
    background: red;
    font-size: 20px;
    text-align: center;
    color: white;
}

.contenedor{
    width: 50%;
    margin: 15px auto;
    padding: 2px 20px 25px;
    background-color: aliceblue;
    border: 2px solid black;
}

/* .alumno{
    width: 50%;
    margin: 15px auto;
    padding: 2px 20px 25px;
    background-color: #bdf0ecf4;
    border: 2px solid black;
}

.prestamo{
    width: 50%;
    margin: 15px auto;
    padding: 2px 20px 25px;
    background-color: lightblue;
    border: 2px solid black;
} */

.e-libro{
    text-align: center;
} 

.e-libro img{
    width: 500px;
}

.opciones{
    margin-top: 25px;
}

.op-select{
    display:inline;
    height:30px;
    width:200px;
    font-size: 15px;
}

.boton{
    color: white;
    text-decoration: none;
    background: steelblue;
    padding: 6px 10px;
    cursor: pointer;
}

.boton:hover{
    background: #46b4a0c4;
}

.boton-borrar{
    margin-left: 20px;
}

.boton-borrar:hover{
    background: #f62d2db3;
}

.boton-datos{
    margin-left: 90px;
    height: 30px;
}

.formulario{
    width: 400px;
    background: #59b6d4;
    margin: 50px auto 0;
    padding: 10px;
}

.agregar{
    width: 120px;
    display: block;
    background-color: #0c5edade;
    padding: 10px;
    border-radius: 5px;
    border: 2px inset #0c39dade;
    cursor: pointer;
    text-align: center;
    margin: 0 auto;
    margin-top: 20px;
    margin-bottom: 35px;
}

.agregar-libro{
    text-decoration: none;
    color: white;
    
}

.agregar-usuario{
    text-decoration: none;
    color: white;
}

.agregar-prestamo{
    text-decoration: none;
    color: white;
}

.form-ag-libro{
    width: 70%;
    background:linear-gradient(to bottom, #f2f2f2 0px, #dad9d4 100%);
    margin: 0 auto;
    padding: 0.1px;
    
}


.form-ag-libro label{
    display: block;
    font-size: 20px;
    margin-top: 15px;
    margin-bottom: 5px;
    margin-left: 100px;
}

.form-ag-libro input{
    display: block;
    margin: 0 auto;
    width: 80%;
    height: 30px;
}

.form-ag-libro select{
    font-size: 16px;
    display: block;
    margin: 0 auto;
    width: 81%;
    height: 30px;
}

.form-ag-libro .form-send{
    font-size: 20px;
    text-align: center;
    height: 40px;
    width: 150px;
    display: block;
    margin: 25px auto;
    
}