:root {
    --color-blanco: #ffffff;
    --color-negro: #000000;
    --color-principal: #340bc7;
    --color-principal-hover: #0321a3;
    --color-rojo: #ff0331;
    --color-input: rgba(255, 255, 255, 0.2);
    --color-general: #112D4E;
    --color-general2: #3F72AF;
    --color-general3: #DBE2EF;
    --color-general4: #F9F7F7; 
}

body {
    background-image: url("../images/fondo/sistema-gestion-documental.jpg");
    background-repeat: no-repeat;
    background-size: cover;
}

p {
    color: var(--color-rojo);
}

.contenido_login {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    max-width: 30%;
    padding: 20px;
    border: 2px solid var(--color-negro);
    border-radius: 20px;
    background-color: rgba(0, 0, 0, 0.5);
}

.col {
    text-align: center;
}

.logo {
    max-width: 45%;
    height: auto;
    margin: 20px auto;
    border-radius: 50%;
}

.nombre_proyecto {
    color: var(--color-blanco);
    text-align: center;
    font-size: 20px;
    margin: 15px auto;
}

.nombre_proyecto_2{
    color: var(--color-blanco);
    text-align: center;
    font-size: 15px;
}

.nombre_proyecto_3 {
    color: var(--color-blanco);
    text-align: center;
    font-size: 20px;
    margin-bottom: 15px;
}

.form-control {
    background-color: var(--color-input);
    border: none;
    width: 90%;
    margin: auto;
    color: var(--color-blanco);
    font-weight: bold;
}

.form-control::placeholder {
    color: var(--color-blanco);
    font-weight: bold;
}

.form-control:focus {
    background-color: var(--color-input);
    color: var(--color-blanco);
}

.form-control:valid {
    background-color: var(--color-input);
}



.btn-doc:hover {
    background-color: var(--color-general3);
    color: var(--color-general);
    border: 2px solid var(--color-general);
}

.boton_inicio {
    background-color: var(--color-general);
    width: 90%;
    margin: auto auto 10px auto;
    border-radius: 7px;
    color: var(--color-general3);
    font-weight: bold;
    font-size: 20px;
    height: 50px;
    border: 2px solid var(--color-general3)


}
.boton_inicio:hover {
    background-color: var(--color-general3);
    color: var(--color-general);
    border: 2px solid var(--color-general);
}

i {
    margin: auto 20px;
}

.boton_back {
    color: white;
    position: absolute;
    transition: transform 1s;
}
.boton_back:hover {
    transform: scale(1.5);
}

.creditos{
    color: rgb(201, 201, 201);
    font-size: 14px;
}

/* .boton_back {
    color: var(--color-blanco);
    position: absolute;
    transition: transform 1s;
}
.boton_back:hover {
    transform: scale(1.5);
} */

@media (max-width: 576px) {
    body {
        background-image: url("../images/fondo/sistema-gestion-documental.jpg");
        background-repeat: no-repeat;
        background-size: cover;
        background-position: center;
    }

    .container {
        max-width: 80%;
        padding: 10px;
        border: 1px solid var(--color-negro);
        border-radius: 10px;
    }

    .logo {
        max-width: 50%;
        height: auto;
        margin: auto;
        border-radius: 50%;

    }
}

@media (min-width: 577px) and (max-width: 768px) {
    body {
        background-image: url("../images/fondo/sistema-gestion-documental.jpg");
        background-repeat: no-repeat;
        background-size: cover;
        background-position: center;
    }

    .container {
        max-width: 100%;
        padding: 20px;
        border: 2px solid var(--color-negro);
        border-radius: 20px;
        width: 60vh;
    }

    .logo {
        max-width: 50%;
        height: auto;
        margin: 20px auto;
        border-radius: 50%;

    }
}

@media (min-width: 769px) and (max-width: 992px) {
    body {
        background-image: url("../images/fondo/sistema-gestion-documental.jpg");
        background-repeat: no-repeat;
        background-size: cover;
        background-position: center;
    }
    .container {
        max-width: 100%;
        padding: 20px;
        border: 2px solid var(--color-negro);
        border-radius: 20px;
        width: 60vh;
    }

    .logo {
        max-width: 50%;
        height: auto;
        margin: 20px auto;
        border-radius: 50%;

    }
}