<! -- assets/style.css -->

body {
  font-family: Arial, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.container {
  display: flex;
  width: 90%;
  margin-top: 20px;
}
.sidebar {
  width: 30%;
  padding: 10px;
  border-right: 1px solid #ccc;
}
.main {
  width: 70%;
  padding: 10px;
}
ul {
  list-style: none;
  padding: 0;
}
li {
  margin: 5px 0;
  display: flex;
  justify-content: space-between;
}
button {
  margin-left: 5px;
}