body {
    padding-top: 70px;
}

h1 {
    margin-bottom: 40px;
}

label {
    color: #333;
}

.btn-send {
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    width: 80%;
    margin-left: 3px;
}

.help-block.with-errors {
    color: #ff5050;
    margin-top: 5px;

}

.card {
    margin-left: 10px;
    margin-right: 10px;
}

@media (min-width: 780px) {
    .wrapper {
      width: 600px;
      display: grid;
      grid-template-columns: repeat(2, [col] calc(100% / 2));
      grid-auto-rows: 120px;
      margin: 30px auto 40px;
    }
  }
  .button {
    display: inline-block;
    min-width: 150px;
    margin: 20px auto;
    background: #8bc34a;
    color: #fefefe;
    font-size: 1.2em;
    padding: 1em;
    border-radius: 4px;
    text-align: center;
    position: relative;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    border: 0;
    transition: border-radius linear 0.05s, width linear 0.05s;
  }
  .button:focus {
    outline: 0;
  }
  .button.animate {
    width: 68.1818181818px;
    height: 68.1818181818px;
    min-width: 0;
    border-radius: 50%;
    color: transparent;
  }
  .button.animate:after {
    position: absolute;
    content: "";
    width: 25px;
    height: 25px;
    border: 4px solid #fefefe;
    border-radius: 50%;
    border-left-color: transparent;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    animation: spin ease-in 2.5s forwards infinite;
    animation-name: spin;
    -webkit-animation-name: spin;
    transition-timing-function: ease-in-out;
    -webkit-transition-timing-function: ease-in-out;
    animation-duration: 2.5s;
    -webkit-animation-duration: 2.5s;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode: forwards;
  }
  .button.success:before {
    position: absolute;
    content: "";
    width: 25px;
    height: 12.5px;
    border: 4px solid #fefefe;
    border-right: 0;
    border-top: 0;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%, -50%) rotate(0deg) scale(0);
    transform: translate(-50%, -50%) rotate(0deg) scale(0);
    -webkit-animation: success ease-in 0.15s forwards;
    animation: success ease-in 0.15s forwards;
    animation-delay: 2.5s;
  }
  .button.error {
    position: relative;
    -webkit-animation: vibrate ease-in 0.5s forwards;
    animation: vibrate ease-in 0.5s forwards;
    -webkit-animation-delay: 2.5s;
    animation-delay: 2.5s;
  }
  .button.error:before {
    color: #fff;
    position: absolute;
    content: "!";
    font-size: 1.8rem;
    font-weight: bold;
    text-align: center;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%, -50%) scale(0);
    transform: translate(-50%, -50%) scale(0);
    -webkit-animation: error ease-in 0.5s forwards;
    animation: error ease-in 0.5s forwards;
    animation-delay: 2.5s;
  }
  
  @keyframes spin {
    0% {
      transform: translate(-50%, -50%) rotate(0deg) scale(1);
    }
    90% {
      transform: translate(-50%, -50%) rotate(1080deg) scale(1);
    }
    100% {
      transform: scale(0);
    }
  }
  @-webkit-keyframes spin {
    0% {
      -webkit-transform: translate(-50%, -50%) rotate(0deg) scale(1);
    }
    98% {
      -webkit-transform: translate(-50%, -50%) rotate(1080deg) scale(1);
    }
    100% {
      -webkit-transform: translate(-50%, -50%) rotate(1080deg) scale(0);
    }
  }
  @keyframes success {
    from {
      transform: translate(-50%, -50%) rotate(0) scale(0);
    }
    to {
      transform: translate(-50%, -50%) rotate(-45deg) scale(1);
    }
  }
  @-webkit-keyframes success {
    from {
      -webkit-transform: translate(-50%, -50%) rotate(0) scale(0);
    }
    to {
      -webkit-transform: translate(-50%, -50%) rotate(-45deg) scale(1);
    }
  }
  @keyframes error {
    from {
      transform: translate(-50%, -50%) scale(0);
    }
    to {
      transform: translate(-50%, -50%) scale(1);
      color: #ffffff;
    }
  }
  @-webkit-keyframes error {
    from {
      -webkit-transform: translate(-50%, -50%) scale(0);
    }
    to {
      -webkit-transform: translate(-50%, -50%) scale(1);
      color: #ffffff;
    }
  }
  @keyframes vibrate {
    0%, 30%, 60%, 85%, 100% {
      left: 0;
      background-color: #ffffff;
    }
    10%, 40%, 90%, 70% {
      left: -2px;
      background-color: #ffffff;
    }
    20%, 50%, 80%, 95% {
      left: 2px;
      background-color: #ffffff;
    }
  }