body { margin:0; font-family:'Open Sans', sans-serif; color:#333; }
header { background:#0a192f; color:#fff; padding:30px 20px; }
header h1 { font-family:'Montserrat', sans-serif; margin:0; font-size:2em; }
header nav a { color:white; margin:0 10px; text-decoration:none; font-weight:bold; }
main { max-width:1100px; margin:auto; padding:20px; }
h1, h2 { font-family:'Montserrat', sans-serif; }
footer { background:#f4f4f4; text-align:center; padding:15px; font-size:.9em; margin-top:40px; }
button, .btn { background:#f97316; color:#fff; padding:10px 20px; border:none; border-radius:5px; cursor:pointer; font-weight:bold; text-decoration:none; }
.tr1  {background-color:#f4f4f4;border: 1px solid black;}
table, th, td {
  border: 1px solid black;
  border-collapse: collapse;
}
td {padding:0 20px 0 5px;}