* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Roboto', sans-serif;
}

body {
  background-color: #000;
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  text-align: center;
}

.content-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 800px;
  padding: 20px;
}

.logo {
  display: flex;
  justify-content: center;
  margin: 20px auto;
}

.logo img {
  max-width: 100px;
  width: 100%;
  height: 70px;
}

.nadpis {
  font-size: 3vh;
  font-weight: 400;
  letter-spacing: 7px;
  text-align: center;
  margin-bottom: 30px;
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.title {
  font-size: 3vh;
  font-weight: 800;
  letter-spacing: 3px;
  margin-bottom: 10%;
  margin-top: 80px;
}

.button-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  width: 95%;
  margin-top: 20%;
  margin-bottom: 0%;
}

.grid-button {
  background-color: #121212;
  color: white;
  text-decoration: none;
  font-weight: 700;
  padding: 40px 10px;
  font-size: 2vh;
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: background 0.2s ease;
}

.grid-button:hover {
  background-color: #1e1e1e;
}

#install-btn, .install-btn {
  background-color: #121212;
  color: white;
  font-weight: 600;
  padding: 40px 10px;
  font-size: 2vh;
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: background 0.2s ease;
  grid-column: 1 / -1; 
  cursor: pointer;
  user-select: none;
  margin-top: 0px;
}

#install-btn:hover, .install-btn:hover {
  background-color: #1e1e1e;
}