* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background-color: #fefdfd10;
}

#container {
  width: 640px;
  margin: 60px auto 0; /* 좌우 여백을 동일하게 */
  background-color: #ffffff;
  border-radius: 15px;
}

form {
  padding: 20px;
  border: 2px solid #000000;
  border-radius: 15px;
}

.table {
  width: 80%;
  margin: auto;
}

th {
  width: 40%;
  text-align: right;
  color: rgb(3, 0, 0);
  padding: 5px;
}

td {
  width: 60%;
  text-align: left;
  padding-left: 5px;
}

input, select, textarea {
  width: 240px;
  padding: 5px;
}

input[type="radio"]{
  width: initial;
}

input[type="submit"], input[type="reset"]{
  width: 80px;
}

textarea {
  resize: none;
  width: 240px;
  min-height: 100px;
}

.buttons {
  margin: 10px 0 0 0;
  text-align: center;
}