:root {
  --red: #FF0000;
  --blue: #009EFF;
  --blue-dark: #007BC7;
  --yellow: #FBCE05;
  --green: #02E30A;
  --green-dark: #028807;
  --purple: #986ED4;
  --gray: #595959;
  --gray-light: #f2f2f2;

  --box-shadow-green: #00b106;
  --box-shadow-yellow: #a58700;
  --box-shadow-blue: #0079c4;
  --box-shadow-red: #ff0000bb;}

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

p, input {
  font-size: 1.2rem;
}

select {
  font-size: 1.2rem;
  padding: 10px;
}

body {
  margin: 0;
}

.header {
  background-color: var(--gray);
  padding: 20px;;
  margin: 0;
  display: flex;
  justify-content: space-between;
  box-shadow: 0 2px 4px 0 var(--box-shadow-blue);
}

.header .logo {
  height: 100px;
  width: auto;
}

.header .links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.header .links a {
  color: var(--blue);
  text-decoration: none;
  font-size: 1.5rem;
}

.header .logo-title {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.header h1 {
  color: var(--green);
}

.messages {
  margin-bottom: 1rem;
}

.messages .error {
  color: var(--red);
}

.messages .success {
  color: var(--green);
}

main {
  max-width: 1000px;
  margin: 2rem auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

table th, table td {
  border: 1px solid var(--gray);
  padding: 10px;
}

table th {
  background-color: var(--blue);
  color: white;
}

table tr:nth-child(even) {
  background-color: var(--gray-light);
}

table input[type="submit"] {
  width: auto;
}

.overflow-container {
  overflow-x: auto;

}

@media (max-width: 1000px) {
  .header .logo {
    height: 50px;
  }
  .header h1 {
    font-size: 1.5rem;
  }
  .header .links a {
    font-size: 1rem;
  }
  main {
    padding: 0 1rem;
  }
}

@media (max-width: 700px) {
  .header .logo-title {
    flex-wrap: wrap;
    gap: 1rem;
  }
  .header {
    flex-wrap: wrap;
    gap: 1rem;
  }
}