:root {
  --white: white;
  --black: black;
}

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  color: #333;
  font-family: Arial, Helvetica Neue, Helvetica, sans-serif;
  font-size: 14px;
  line-height: 20px;
}

a {
  text-decoration: underline;
}

.image {
  max-width: none;
  display: block;
}

.body {
  background-image: url('../images/login-bkgd-slategray-crop.jpg');
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  text-align: center;
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 20px;
  max-width: 500px;
  width: 90%;
  margin: 0 auto;
  padding: 42px;
  position: relative;
  box-sizing: border-box;
}

.logo {
  max-width: 75%;
  margin-bottom: 0;
}

.button {
  display: inline-block;
  padding: 12px 24px;
  color: #2f3338;
  background-color: #dfdfdf;
  margin-left: 10px;
  margin-right: 10px;
  border: 0;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.button:hover {
  background-color: #d0d0d0;
}

.button:active {
  background-color: #bbb;
}

.button-contain {
  margin-top: 25px;
  margin-bottom: 25px;
}

.text-block, .link {
  color: #c7c7c7;
}

@media screen and (max-width: 991px) {
  .container {
    max-width: 80%;
  }
}

@media screen and (max-width: 767px) {
  .container {
    max-width: 75%;
  }

  .logo {
    max-width: 95%;
  }

  .button {
    margin-top: 8px;
    margin-bottom: 8px;
  }
}

@media screen and (max-width: 479px) {
  .container, .logo {
    max-width: 100%;
  }
}