body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

header,
footer {
  background-color: #333;
  color: white;
  padding: 15px;
  text-align: center;
}

nav a {
  color: white;
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
  cursor: pointer;
}

main {
  padding: 20px;
  min-height: 300px;
  max-width: 1000px;
  margin: 0 auto;
}

.error {
  color: red;
}

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.text-color-red {
  color: #ff0000;
}

.text-color-lightblue {
  color: #00b4d8;
}

.text-size-larger {
  font-size: xx-large;
}

.margin-hor-0 {
  margin-left: 0;
  margin-right: 0;
}

.my-table {
  border-collapse: collapse;
  margin: 20px auto;
  width: 100%;
}

.my-table th {
  background-color: #00b4d8;
  padding: 10px;
  font-weight: bold;
}

.my-table td {
  padding: 8px 10px;
  background-color: #fafafa;
}

.my-table tr:nth-child(even) td {
  background-color: #f0f0f0;
}

.pay-logo {
  max-width: 70%;
  height: auto;
}

.nav-block {
  display: flex;
  max-width: 1000px;
  margin: 0 auto;
  height: 50px;
}

.nav-logo-block {
  width: 210px;
  display: flex;
  align-items: center;
}

.nav-menu-block {
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.nav-links-block {
  width: 210px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}

.footer-block {
  display: flex;
  max-width: 1000px;
  margin: 0 auto;
  height: 25px;
  align-items: center;
}

.footer-copyrights-block {
  justify-content: flex-start;
}

.footer-address-block {
  flex-grow: 1;
  justify-content: center;
}

.footer-phone-block {
  justify-content: flex-end;
}