html, body{
    font-family: 'Raleway', sans-serif;
    margin:0;
    padding:0;
    height: 100%;
    width: 100%;
    display:flex;
    justify-content: center;
    align-items: center;
}
.contenedor{
    height: 100%;
}
.fila{
    min-height: 100%;
}
.division{
    width: 100%;
    max-width: 1500px;
    max-height: 1300px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.division_imagen{
    background-image: url("../img/fdo.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    justify-content: center;
    align-items: flex-end;
    padding: 0;
}
.texto-sombra{
    display: flex;
    justify-content: flex-end;
    align-items: center;
    width: 100%;
    height: 150px;
    background-color: rgba(30,27,75,0.70);
}
.texto-division{
    background-image: url("../img/one-system-for-all.png");
    width: 397px;
    height: 128px;
    margin-right: 30px;
}
#acceso{
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 340px;
    padding: 40px 30px;
    border-radius: 16px;
    background: #ffffff;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
#img_titulo{
    width: 100%;
    text-align: center;
    margin-bottom: 15px;
}
#img_titulo img{
    max-height: 242px;
}
#f_ingreso{
    width: 100%;
    margin-top: 10px;
}
.cuadro_texto{
    border: 0;
    border-bottom: 2px solid #e0e0e0;
    border-radius: 0;
    outline: none;
    width: 100%;
    padding: 10px 5px;
    font-size: 14px;
    color: #333;
    transition: border-color 0.3s ease;
    background: transparent;
}
.cuadro_texto:focus{
    border-bottom-color: #7c3aed;
}
.cuadro_texto::placeholder{
    color: #aaa;
    font-size: 13px;
}
#btn_ingreso{
    margin-top: 25px;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #a855f7 0%, #7c3aed 50%, #4c1d95 100%);
    width: 100%;
    color: white;
    border: 0;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.35);
    height: 46px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all 0.3s ease;
}
#btn_ingreso:hover{
    background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 50%, #4c1d95 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.45);
}
#btn_ingreso:active{
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(124, 58, 237, 0.3);
}
.wsi{
    font-size: 11px;
    width: 100%;
    text-align: center;
    color: #bbb;
    margin-top: 5px;
}
.alert-danger{
    border-radius: 10px;
    font-size: 13px;
    text-align: center;
}
@media screen and (max-width:995px) {
    .division_imagen{
        display:none;
    }
}