body {
  font-family: "Fira Sans Condensed", sans-serif;
  margin: 20px;
  padding: 0;
  background-color: #f5f5f5;
  color: #333;
}

header, main, footer {
  max-width: 950px;
  margin: 0 auto;
}

h1 {
  font-size: 2.5em;
  text-align: left;
}

h2 {
  font-size: 1.8em;
  margin-top: 40px;
  text-align: left;
}

p {
  font-size: 1.1em;
  line-height: 1.6;
  margin: 20px 0;
}

canvas {
  width: 100%;
}

footer {
  text-align: center;
}

.responsive-img {
  width: 100%;
  height: auto;
  display: block; /* Removes unwanted space below the image */
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    color: #fff;
    background-color: #0d6efd;
    border: 1px solid #0d6efd;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease-in-out;
}

.btn:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

.btn:active {
    background-color: #0a58ca;
    border-color: #0a53be;
    transform: translateY(1px);
}

.btn:focus {
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}