.navbar{
    opacity: 0.97;
}
.navbar-brand{
    align-items: center;
    display: flex;
}
.navbar-toggler {
    border: 0;
}
.navbar-toggler:focus{
    outline-color: transparent;
}
.navbar-toggler-icon
{
    width: 2.5em;
    height: 2.5em;
}