.section-box{
  background:#fafafa;
  border:1px solid #eee;
  border-radius:10px;
  padding:18px;
  margin-bottom:18px;
}

.label{
  display:block;
  font-size:14px;
  font-weight:600;
  margin-bottom:10px;
}

/* TEXTAREA */
textarea{
  width:100%;
  height:180px;
  padding:12px;
  border:1px solid #ccc;
  border-radius:6px;
  font-family:monospace;
  font-size:13px;
  resize:vertical;
  box-sizing:border-box;
}

/* BUTTON */
.app{
  padding:12px 20px;
  background:linear-gradient(135deg,#0a3d62,#07517d);
  color:#fff;
  border:none;
  border-radius:4px;
  cursor:pointer;
}

.btns{
  display:flex;
  justify-content:flex-end;
  margin-top:15px;
}

/* OUTPUT */
.output{
  white-space:pre-wrap;
  background:#fff;
  border:1px solid #ddd;
  padding:12px;
  border-radius:6px;
  font-family:monospace;
  font-size:13px;
  min-height:120px;
}

/* COPY */
.copy-btn{
  margin-top:10px;
  padding:10px 14px;
  border:none;
  border-radius:6px;
  background:#111;
  color:#fff;
  cursor:pointer;
}