/* Global Styles */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #333;
  background-color: #f9f9f9;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: bold;
  color: #00698f;
}

h1 {
  font-size: 36px;
}

h2 {
  font-size: 24px;
}

a {
  text-decoration: none;
  color: #337ab7;
}

a:hover {
  color: #23527c;
}

/* Layout Styles */

.container {
  max-width: 400px;
  margin: 10px auto;
  padding: 10px;
  background-color: #fff;
  border: 1px solid #ddd;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.col {
  flex-basis: 100%;
  padding: 20px;
}

/* Form Styles */

form {
  margin-top: 20px;
}

input[type="text"], input[type="email"], input[type="password"], textarea {
  width: 100%;
  padding: 10px;
  margin-bottom: 20px;
  border: 1px solid #ccc;
}

input[type="submit"] {
  background-color: #4CAF50;
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

input[type="submit"]:hover {
  background-color: #3e8e41;
}

/* Button Styles */

.button {
  background-color: green;
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.button:hover {
  background-color: #3e8e41;
}

/* Image Styles */

img {
  max-width: 100%;
  height: auto;
  margin: 20px auto;
  display: block;
}

/* Responsive Design */

@media (max-width: 768px) {
  .container {
    margin: 20px auto;
    padding: 10px;
  }
  .row {
    flex-direction: column;
  }
  .col {
    flex-basis: 100%;
    padding: 10px;
  }
}