/* Header Styling */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #ffffff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 15px 30px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .logo {
    width: 50px;
    height: auto;
}

.header nav ul {
    list-style: none;
    display: flex;
}

.header nav ul li {
    margin-left: 25px;
}

.header nav ul li a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    font-weight: 500;
    transition: color 0.3s;
}

.header nav ul li a:hover {
    color: #007bff;
}

/* Main and Aside Layout Styling */
main {
    display: flex;
    flex-direction: column;
    padding: 40px 20px;
    flex: 1;
    justify-content: center;
    align-items: center;
    background-color: #ffffff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    margin: 20px;
}

.h700 {
    min-height: 700px;
}

/* Layout for Screen Widths Over 700px */
@media (min-width: 700px) {
    main {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }

    aside {
        width: 30%;
        margin-left: 20px;
        background-color: #f4f4f4;
        padding: 20px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        border-radius: 8px;
    }

    article {
        width: 85%;
    }
}

/* Layout for Screen Widths Below 700px */
@media (max-width: 699px) {
    aside {
        width: 100%;
        margin-top: 20px;
        background-color: #f4f4f4;
        padding: 20px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        border-radius: 8px;
    }

    article {
        width: 100%;
    }
}

/* Figure Styling */
figure {
    margin: 20px 0;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    background-color: #fff;
    text-align: center;
    display:inline-flex;
}

figure img {   
    border-radius: 8px;
    height: 200px;
    max-width: 100%;
}

figure figcaption {
    margin-top: 10px;
    font-size: 14px;
    color: #666;
}
/* Button Styling - Bootstrap 4-like */
.btn {
    display: inline-block;
    font-weight: 400;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1px solid transparent;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 0.25rem;
    transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.btn-primary {
    color: #fff;
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    color: #fff;
    background-color: #0056b3;
    border-color: #004085;
}

.btn-secondary {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
}

.btn-secondary:hover {
    color: #fff;
    background-color: #5a6268;
    border-color: #4e555b;
}

.btn-success {
    color: #fff;
    background-color: #28a745;
    border-color: #28a745;
}

.btn-success:hover {
    color: #fff;
    background-color: #218838;
    border-color: #1e7e34;
}

.btn-danger {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
}

.btn-danger:hover {
    color: #fff;
    background-color: #c82333;
    border-color: #bd2130;
}

.btn-warning {
    color: #212529;
    background-color: #ffc107;
    border-color: #ffc107;
}

.btn-warning:hover {
    color: #212529;
    background-color: #e0a800;
    border-color: #d39e00;
}

.btn-info {
    color: #fff;
    background-color: #17a2b8;
    border-color: #17a2b8;
}

.btn-info:hover {
    color: #fff;
    background-color: #138496;
    border-color: #117a8b;
}

.btn-light {
    color: #212529;
    background-color: #f8f9fa;
    border-color: #f8f9fa;
}

.btn-light:hover {
    color: #212529;
    background-color: #e2e6ea;
    border-color: #dae0e5;
}

.btn-dark {
    color: #fff;
    background-color: #343a40;
    border-color: #343a40;
}

.btn-dark:hover {
    color: #fff;
    background-color: #23272b;
    border-color: #1d2124;
}

/* Additional Button Styles */
.btn:focus, .btn:active {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
    border-radius: 0.2rem;
}

.btn-lg {
    padding: 0.5rem 1rem;
    font-size: 1.25rem;
    line-height: 1.5;
    border-radius: 0.3rem;
}

/* Select Dropdown Styling - Bootstrap 4-like */
.select-wrapper {
    position: relative;
    display: inline-block;
    width: 100%;
}
/* Bootstrap 4-like Input Textbox Styling */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="date"],
input[type="color"],
input[type="range"],
textarea,
select {
    display: block;
    width: 100%;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
input[type="date"]:focus,
input[type="color"]:focus,
input[type="range"]:focus,
textarea:focus,
select:focus {
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Style for Disabled Inputs */
input[type="text"]:disabled,
input[type="password"]:disabled,
input[type="email"]:disabled,
input[type="date"]:disabled,
input[type="color"]:disabled,
input[type="range"]:disabled,
textarea:disabled,
select:disabled {
    background-color: #e9ecef;
    opacity: 1;
}

/* Placeholder Text Style */
::placeholder {
    color: #6c757d;
    opacity: 1; /* Firefox */
}

/* Input Group Margin Bottom */
.form-group {
    margin-bottom: 1rem;
}

label {
    display: inline-block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}
/* Footer Styling */
footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    position: relative;
    width: 100%;
    margin-top: auto;
    box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
}

footer h4 {
    margin-bottom: 10px;
    font-size: 20px;
    font-weight: 600;
}

footer p {
    font-size: 14px;
}