*{
    list-style: none;
    padding: 0;
    margin: 0;
}

.form-login-cabecera {
    width: 100%;
    margin:0 auto;
    justify-content: center;
    text-align: center;
    align-items: center;
    display: flex;
    flex-direction: column;
    background-color: rgb(17, 46, 85);
    color: #fff;
}

.form-login-cabecera input{
    width: 90%;
    height: 30px;
    margin: 0.5rem;
}
.form-login-cabecera .submit{
    border-radius: 3rem;
}

img{
    opacity: 0.4;
    width: 60%;
    height: 10%;
    background-repeat: no-repeat;
    display: block;
    margin: auto;
}

.container-fluid{
text-align: center;
display: flex;
flex-direction: column;
}