.card-body {
    background: linear-gradient(45deg, black, #ff0000);
}
button.btn.btn-primary.flex-fill {
    background: linear-gradient(45deg, black, #ff0000);
    color: white;

}
a.btn.btn-secondary.flex-fill {
    background: linear-gradient(45deg, black, #ff0000);
    color: white;
}

div#announcement {
    background: linear-gradient(45deg, black, #ff0000);
    color: white !important;
}

.py-3.rounded-3.glassmorphism {
    background: linear-gradient(45deg, black, #ff0000);
}


.my-5.p-3.rounded-3.glassmorphism {
    background: linear-gradient(45deg, black, #ff0000);
}
button#sidebarCollapse {
    background: linear-gradient(45deg, black, #ff0000);
}

a#btn-login {
    background: linear-gradient(45deg, black, #ff0000);
    color: white;
}
.card.p-3.my-3.shadow {
    background: linear-gradient(45deg, black, #ff0000);
}
button.btn.btn-primary {
    background: linear-gradient(45deg, black, #ff0000);
}
.card.p-3.my-3.shadow {
    background: linear-gradient(45deg, black, #ff0000);
}
button.btn.btn-primary {
    background: linear-gradient(45deg, black, #ff0000);
}