html,
body {
  height: 100%;
}

body {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: #f5f5f5;


  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-position: center;
}

.form-buttons {
  width: 100%;
  max-width: 330px;
  padding: 15px;
  margin: auto;
}

.form-buttons {
  position: relative;
  box-sizing: border-box;
  height: auto;
  padding: 10px;
  font-size: 16px;
}

.form-buttons focus {
  z-index: 2;
}

a.mainbutton, button.mainbutton {
    padding:0.46em 1.6em;
    border:0.1em solid #000000;
    margin:0 0.2em 0.2em 0;
    border-radius:0.12em;
    text-decoration:none;
    font-family:'Roboto',sans-serif;
    font-weight:300;
    color:#000000;
    text-shadow: 0 0.04em 0.04em rgba(0,0,0,0.35);
    outline: none;
    transition: all 0.15s;
}

a.mainbutton:hover {
    text-shadow: 0 0 2em rgba(255,255,255,1);
}