:root {
    --text-color: #16163e;
    --text-color-75: rgba(0, 0, 0, 0.75);
    --text-color-50: rgba(0, 0, 0, 0.50);
    --text-color-25: rgba(0, 0, 0, 0.25);
    --background-color: #e7eff5;
    --background-color-75: rgba(231, 239, 245, 0.75);
    --background-color-50: rgba(231, 239, 245, 0.50);
    --primary-color: #e81d2c;
    --primary-color-75: rgba(22, 22, 62, 0.75);
    --primary-color-50: rgba(22, 22, 62, 0.50);
    --primary-color-25: rgba(22, 22, 62, 0.25);
    --btn-link-color: #5b5be9;
    --container-color: var(--text-color);
}

html, body {
    font-family: 'Open Sans', Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--background-color);
}

a, .btn-link {
    color: var(--btn-link-color);
}

.btn-primary {
    color: var(--background-color);
    background-color: var(--primary-color);
    border-color: var(--text-color);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem var(--text-color-75);
}

.btn-check:checked + .btn, .btn.active, .btn.show, .btn:first-child:active, :not(.btn-check) + .btn:active {
    color: var(--background-color);
    background-color: var(--text-color);
    border-color: var(--primary-color);
}

.btn:focus-visible, .btn:hover {
    color: var(--background-color);
    background-color: var(--text-color);
    border-color: var(--primary-color);
}

.btn.disabled, .btn:disabled, fieldset:disabled .btn {
    color: var(--background-color-50);
    background-color: var(--text-color);
    pointer-events: none;
    border-color: var(--primary-color);
    opacity: 1;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-control:focus, .form-check-input:focus {
    border-color: var(--text-color-50);
}

.form-control::placeholder {
    color: var(--primary-color-75);
    font-style: italic;
}

.btn.mr-1 {
    margin-right: 0.25rem;
}

.btn.mr-2 {
    margin-right: 0.5rem;
}

.btn.mr-3 {
    margin-right: 1rem;
}

.btn.mr-5 {
    margin-right: 3rem;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--text-color-50);
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.darker-border-checkbox.form-check-input {
    border-color: yellow;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

hr {
    color: var(--text-color);
}

h1, h2, h3, h4, h5, .sci-page-title {
    color: var(--text-color);
}

/* Change the color of the link with data-bs-toggle="tooltip" */
a[data-bs-toggle="tooltip"] {
    color: var(--text-color) !important;
    background-color: var(--background-color) !important;
}

.sci-page-title {
    border-bottom: 1px solid var(--text-color);
    padding-bottom: .7rem;
    margin-bottom: 1rem;
}