@import url('https://fonts.googleapis.com/css2?family=Space+Mono&display=swap');

body {
  margin: 0;
  padding: 0;
  background: #8a8a8a;
  font-family: 'Space Mono', monospace;
}

.card-container {
  width: 640px;
  background: #ffffff;
  border: 4px solid #000000;
  box-shadow: 8px 8px 0 #000;
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);  
}

.upper-container {
  height: 140px;
  background: #ffe600;
  border-bottom: 4px solid #000;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}

.image-container {
  width: 100px;
  height: 100px;
  background: #ffffff;
  border: 4px solid #000;
  transform: translateY(50%);
  display: flex;
  justify-content: center;
  align-items: center;
}

.image-container img {
  width: 90px;
  height: 90px;
  object-fit: cover;
  border: 2px solid #000;
}

.lower-container {
  padding: 60px 20px 30px;
  text-align: center;
}

.lower-container h3 {
  margin: 0;
  font-size: 20px;
  font-weight: bold;
  color: #000;
}

.lower-container h4 {
  margin: 5px 0 15px;
  font-size: 14px;
  color: #333;
  font-weight: normal;
}

.lower-container p {
  font-size: 14px;
  color: #000;
  border: 2px dashed #000;
  padding: 10px;
  background: #f0f0f0;
  margin-bottom: 20px;
}

.lower-container p span {
  font-weight: 600;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  background: #ff006e;
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  border: 3px solid #000;
  box-shadow: 4px 4px 0 #000;
  transition: all 0.2s ease;
}

.btn:hover {
  background: #fff;
  color: #ff006e;
  border: 3px solid #ff006e;
  box-shadow: none;
}

/*geri tuşu*/

.btn-button {
  position: absolute;
  top: 20px;
  left: 20px;
  background-color: #fff;
  color: #000;
  border: 3px solid #000;
  padding: 6px 12px;
  text-decoration: none;
  font-size: 20px;
  font-weight: bold;
  box-shadow: 4px 4px 0 #000;
  transition: 0.2s ease;
}

.btn-button:hover {
  background-color: #ffe600;
  color: #000;
  box-shadow: none;
}

.btn-button-go {

margin-bottom: 0.6rem;
  background-color: #fff;
  color: #000;
  border: 3px solid #000;
  padding: 6px 12px;
  text-decoration: none;
  font-size: 20px;
  font-weight: bold;
  box-shadow: 4px 4px 0 #000;
  transition: 0.2s ease;
}

.btn-button-go:hover {
  background-color: #ffe600;
  color: #000;
  box-shadow: none;
}

/*geri tuşu*/

@media (max-width: 768px) {
  .card-container {
    width: 320px;
  }
}

@media (max-width: 430px) {
  .card-container {
    width: 280px;
  }
}