@import url('https://fonts.googleapis.com/css2?family=Montserrat&display=swap');

:root {
    --primary-dark: #062b5e;
    --primary-green: #81c7e7;
}

body {
    background-color: var(--primary-dark);
    color: var(--primary-green);
    font-family: 'Montserrat', sans-serif;
}

h1 {
    text-align: center;
}

.container {
    width: 50%;
    margin: auto;
}

input,
label {
    display: block;
}

input {
    margin-bottom: 0.5rem;
    width: 100%;
}

#check-number {
    display: block;
    margin-top: 1rem;
    margin: auto;
    background: transparent;
    color: var(--primary-green);
    border-color: var(--primary-green);
    border-width: medium;
    padding: 0.5rem;
    border-radius: 0.3rem;
}

/* footer */

footer {
    text-align: center;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
  }
  
  footer p {
    font-size: large;
    text-align: center;    
  }
  
  .footer-list {
    margin: 1rem;
  }
  
  a,
  img,
  li {
    display: inline;
    padding: 0.2rem;
  }
  
  img {
    width: 40px;    
    background: var(--primary-green);
  }