/* Reset some default styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Set a modern, clean font */
body {
    font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
    background: #f5f7fa;
    color: #222;
    line-height: 1.6;
    font-size: 16px;
}


header {
    background-color: #4CAF50;
    color: white;
    padding: 15px;
    text-align: center;
}
nav {
    background-color: #333;
    overflow: hidden;
}
nav a {
    float: left;
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}
nav a:hover {
    background-color: #ddd;
    color: black;
}
main {
    padding: 20px;
}
footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 10px;
    position: fixed;
    bottom: 0;
    width: 100%;
}
.container {
    max-width: 900px;
    margin: 40px auto;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    padding: 32px;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    color: #1a237e;
    margin-bottom: 16px;
    font-weight: 600;
}

/* Paragraphs */
p {
    margin-bottom: 16px;
}

/* Links */
a {
    color: #123e6b;
    transition: color 0.2s;
}
a:hover {
    color: #6da0ed;
    text-decoration: underline;
}

/* Buttons */
button, .btn {
    background: #1976d2;
    color: #fff;
    border: none;
    padding: 10px 22px;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}

/*       .button {
            float: left;
            background-color: #333;
            color: white;
            border: none;
            padding: 14px 16px;
            cursor: pointer;
            font-size: 16px;
        }
        .button:hover {
            background-color: #ddd;
            color: black;
        }
  
*/


.aboutnav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background-color: #1976d2;
    color: white;
}


button:hover, .btn:hover {
    background: #1565c0;
}

/* Forms */
input, textarea, select {
    width: 100%;
    padding: 10px;
    border: 1px solid #bdbdbd;
    border-radius: 4px;
    margin-bottom: 16px;
    font-size: 1rem;
    transition: border 0.2s;
}
input:focus, textarea:focus, select:focus {
    border-color: #1976d2;
    outline: none;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
}
th, td {
    padding: 12px 16px;
    border-bottom: 1px solid #e0e0e0;
    text-align: left;
}
th {
    background: #f0f4ff;
    color: #1a237e;
}

/* Utility classes */
.mt-2 { margin-top: 16px; }
.mb-2 { margin-bottom: 16px; }
.text-center { text-align: center; }
.centertxt {
  display: flex; 
  justify-content: center;
  align-items: center;
}
.align-right {
    text-align: right;
}
.align-left {
    text-align: left;
}

            .row.align-items-center {
            align-items: center !important;
            }
            .centered-col {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            height: 100%;
            text-align: center;
            }