body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #fff;
  color: #222;
}

/* Шапка */
header {
  background: #006400;
  color: white;
  padding: 15px;
  display: flex;
  align-items: center;
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
}

header .back {
  font-size: 22px;
  margin-right: 15px;
  cursor: pointer;
}

header h2 {
  margin: 0;
  font-size: 18px;
}

header .logo {
  width: 40px;
  height: 40px;
  vertical-align: middle;
  margin-right: 4px;
}

/* Контейнер */
.container {
  max-width: 900px;
  margin: 15px auto;
  padding: 0 15px;
  text-align: center;
}

.flag img {
  width: 100px;
  border-radius: 12px;
  margin-bottom: 10px;
  align-items: center;
}

.currency-title {
  font-weight: bold;
  margin-bottom: 15px;
}

/* Калькулятор */
.calculator {
  background: #f5f5f5;
  border-radius: 12px;
  padding: 15px;
  margin-bottom: 20px;
}

.calc-input {
  display: flex;
  align-items: center;
  background: white;
  border-radius: 25px;
  padding: 8px 12px;
  margin-bottom: 10px;
}

.calc-input input {
  border: none;
  outline: none;
  flex: 1;
  font-size: 16px;
  text-align: right;
}

.calc-input span {
  margin-left: 10px;
  font-size: 14px;
  color: #444;
}

/* Сегодня/вчера */
.today-yesterday {
  display: flex;
  justify-content: space-between;
  margin: 20px 0;
  font-size: 18px;
  font-weight: bold;
}

.today-yesterday div {
  flex: 1;
  text-align: center;
}

/* История */
.history {
  margin: 20px 0;
  text-align: left;
}

.history h3 {
  margin-bottom: 10px;
  font-size: 16px;
}

.history-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid #eee;
  font-size: 14px;
}

.history-row span:last-child {
  font-weight: bold;
}

.infotext {
  text-align: left;
}

/* О валюте */
.about {
  margin: 20px 0;
  text-align: left;
  font-size: 14px;
}

.about h3 {
  margin-bottom: 5px;
  font-size: 16px;
}

/* Другие валюты */
.others {
  margin: 20px 0;
  text-align: left;
}

.others h3 {
  margin-bottom: 10px;
  font-size: 16px;
}

.currency {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: white;
  padding: 12px;
  border-radius: 12px;
  margin-bottom: 10px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.currency-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.currency-left img {
  width: 36px;
  height: 24px;
  border-radius: 3px;
  object-fit: cover;
}

.currency-left .info {
  display: flex;
  flex-direction: column;
  font-size: 14px;
}

.currency-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.currency-price {
  font-weight: bold;
  color: #0d110d;
}

.fav {
  font-size: 20px;
  color: #999;
  cursor: pointer;
}

.fav.active {
  color: #006400;
}

.diffText {
  margin-top: 52px;
  color: #e51b1b;
  font-size: 15px;
}

a {
  text-decoration: none;
  color: #fff;
}

@media (max-width: 600px) {
  header h1 {
    font-size: 16px;
  }

  .currency-left img {
    width: 30px;
    height: 20px;
  }
}