body {
font-family: Arial, sans-serif;
line-height: 1.6;
margin: 20px;
}
h1 {
text-align: center;
color: #2c3e50;
}
h2 {
color: #2980b9;
}
h3 {
color: #c0392b;
}
.container {
display: flex;
flex-direction: column;
align-items: center;
}
.definition, .examples, .formulas {
border: 1px solid #bdc3c7;
border-radius: 10px;
padding: 15px;
margin: 10px;
width: 80%;
}
img {
max-width: 100%;
height: auto;
border-radius: 10px;
}