body {
font-family: Arial, Helvetica, sans-serif;
background-color: #f4f7fb;
color: #333333;
margin: 0;
padding: 0;
line-height: 1.6;
}

.top-bar {
background-color: #0d47a1;
padding: 15px 20px;
box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.top-bar a,
.top-bar button {
background-color: white;
color: #0d47a1;
border: 2px solid #0d47a1;
border-radius: 8px;
padding: 10px 16px;
text-decoration: none;
font-size: 16px;
font-weight: bold;
cursor: pointer;
}

.top-bar a:hover,
.top-bar button:hover {
background-color: #e3f2fd;
}

main {
max-width: 1100px;
margin: 30px auto;
padding: 0 20px;
}

h1 {
color: #0d47a1;
font-size: 3rem;
margin-bottom: 10px;
border-bottom: 4px solid #1976d2;
padding-bottom: 10px;
}

h2 {
color: #1565c0;
margin-top: 0;
}

h3 {
color: #1976d2;
}

section {
background-color: white;
border: 1px solid #dbe4f0;
border-radius: 12px;
padding: 25px;
margin-bottom: 25px;
box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
}

input[type=“email”] {
padding: 10px;
border: 1px solid #b0bec5;
border-radius: 6px;
font-size: 16px;
margin-right: 10px;
margin-bottom: 10px;
}

button {
background-color: #1976d2;
color: white;
border: none;
border-radius: 6px;
padding: 10px 16px;
font-size: 16px;
cursor: pointer;
}

button:hover {
background-color: #0d47a1;
}

img {
border: 1px solid #cfd8dc;
border-radius: 8px;
padding: 5px;
background-color: white;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
margin-bottom: 20px;
}

#LessonSchedule div {
padding: 8px 0;
border-bottom: 1px solid #eeeeee;
}

#LessonSchedule div:last-child {
border-bottom: none;
}

strong {
color: #0d47a1;
}