body {
  /*background: linear-gradient(90deg, white, gray);*/
  height: 100vh;
  background-image: url("impression-header.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

body, h1, p {
  font-family: "Helvetica Neue", "Segoe UI", Segoe, Helvetica, Arial, "Lucida Grande", sans-serif;
  font-weight: normal;
  margin: 0;
  padding: 0;
  text-align: center;
  color:#fff;
}

.container {
  margin-left:  auto;
  margin-right:  auto;
  margin-top: 177px;
  max-width: 1170px;
  padding-right: 15px;
  padding-left: 15px;
}

.row:before, .row:after {
  display: table;
  content: " ";
}

h1 {
  font-size: 48px;
  font-weight: 300;
  margin: 0 0 20px 0;
}

.lead {
  font-size: 21px;
  font-weight: 200;
  margin-bottom: 20px;
}

p {
  margin: 0 0 10px;
}

a {
  color: #3282e6;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

button {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-color: transparent;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  padding: 0;
}

img {
  max-width: 100%;
  height: auto;
}

ul {
  padding-left: 0;
  list-style: none;
}

blockquote {
  quotes: none;
}

blockquote:before, blockquote:after {
  content: '';
  content: none;
}

code {
  font-family: "Courier New", Courier, monospace;
  font-size: 90%;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 2px 4px;
  border-radius: 4px;
}

pre {
  font-family: "Courier New", Courier, monospace;
  font-size: 90%;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 10px;
  border-radius: 4px;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

th, td {
  padding: 10px;
  text-align: left;
  border-top: 1px solid #ddd;
}

th {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Overlay for background */
.overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(30, 30, 40, 0.65);
  z-index: 1;
}

/* Centered content styling */
.center-content {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  animation: fadeIn 1.2s;
}

.logo {
  width: 220px;
  margin-bottom: 18px;
}

h1 {
  font-size: 2.2rem;
  font-weight: 300;
  margin: 18px 0 18px 0;
  letter-spacing: 1px;
  color: #fff;
}

.lead {
  font-size: 1.1rem;
  font-weight: 200;
  margin-bottom: 18px;
  color: #fff;
}

.countdown {
  font-size: 1.3rem;
  margin: 18px 0 0 0;
  letter-spacing: 2px;
  font-weight: 400;
  color: #ffd966;
  text-shadow: 0 1px 4px #222;
}

a {
  color: #3282e6;
  text-decoration: underline;
  word-break: break-all;
}

.btn-primary {
  background-color: #7FB141;
  border: none;
  border-radius: 4px;
  color: #fff !important;
  padding: 10px 28px;
  font-size: 1rem;
  font-weight: 400;
  text-decoration: none;
  transition: background 0.2s;
}
.btn-primary:hover {
  background-color: #5e8c2a;
}

@media (max-width: 600px) {
  .logo { width: 140px; }
  h1 { font-size: 1.3rem; }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(24px);}
  to { opacity: 1; transform: translateY(0);}
}

@media (max-width: 768px) {
  h1 {
    font-size: 36px;
  }

  .lead {
    font-size: 18px;
  }

  p {
    font-size: 14px;
  }

  a {
    font-size: 14px;
  }

  button {
    font-size: 14px;
  }

  code, pre {
    font-size: 14px;
  }

  th, td {
    padding: 8px;
  }
}