/* Kieu chung cho ba trang cong bo cua BFFMEDIA AUTO DRIVE.
   Giu that don gian: khong phong chu ngoai, khong thu vien — trang nay chi de Google va
   nguoi dung doc, khong phai san pham. */
:root {
  --nen: #ffffff;
  --chu: #1a1a1a;
  --chu-nhat: #555f6b;
  --vien: #e2e6ea;
  --nhan: #c8481f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --nen: #16181c;
    --chu: #e8eaed;
    --chu-nhat: #a2aab4;
    --vien: #2c3138;
    --nhan: #ff8a5c;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0 20px 64px;
  background: var(--nen);
  color: var(--chu);
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}
.khung { max-width: 760px; margin: 0 auto; }
header {
  padding: 40px 0 24px;
  border-bottom: 1px solid var(--vien);
  margin-bottom: 32px;
}
.ten { font-size: 14px; letter-spacing: .12em; text-transform: uppercase; color: var(--nhan); font-weight: 700; margin: 0 0 8px; }
h1 { font-size: 30px; line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 21px; margin: 36px 0 10px; }
.phu { color: var(--chu-nhat); margin: 0; }
a { color: var(--nhan); }
ul { padding-left: 22px; }
li { margin-bottom: 8px; }
table { border-collapse: collapse; width: 100%; margin: 16px 0; font-size: 15px; }
th, td { border: 1px solid var(--vien); padding: 9px 12px; text-align: left; vertical-align: top; }
th { background: rgba(128, 128, 128, .09); }
.hop {
  border-left: 3px solid var(--nhan);
  background: rgba(128, 128, 128, .07);
  padding: 12px 16px;
  margin: 20px 0;
  border-radius: 0 6px 6px 0;
}
nav { margin-top: 44px; padding-top: 20px; border-top: 1px solid var(--vien); font-size: 15px; }
nav a { margin-right: 18px; }
footer { margin-top: 40px; color: var(--chu-nhat); font-size: 14px; }