.contact_form_container {
  width: 100%;
  position: relative;

  grid-area: main;

  visibility: visible;
  opacity: 1;
  transition: visibility 0s, opacity 0.5s linear;

  margin-bottom: 50px;
}

#contact_form input[type="text"],
#contact_form input[type="email"],
#contact_form input[type="tel"],
#contact_form button[type="submit"] {
  font: 300 1em "Roboto", sans-serif;
  width: 100%;
  border: 1px solid #ccc;
  background: #FFF;
  margin: 5px 0 5px;
  padding: 20px;
}


@media (max-width:480px)  { /* smartphones, Android phones, landscape iPhone */
  #contact_form {
    font-size: 0.9em;
  }
}

#contact_form {
  padding: 25px;
}


fieldset {
  border: medium none !important;
  margin: 0 0 10px;
  min-width: 100%;
  padding: 0;
  width: 100%;
}

#contact_form input[type="text"]:hover,
#contact_form input[type="email"]:hover,
#contact_form input[type="tel"]:hover,
#contact_form textarea:hover {
  -webkit-transition: border-color 0.3s ease-in-out;
  -moz-transition: border-color 0.3s ease-in-out;
  transition: border-color 0.3s ease-in-out;
  border: 1px solid #aaa;
}

#contact_form button[type="submit"] {
  cursor: pointer;
  width: 100%;
  border: none;
  background: #4CAF50;
  color: #FFF;
  margin: 0 0 5px;
  padding: 10px;
  font-size: 15px;
  display: none;
}

#contact_form button[type="submit"]:hover {
  background: #43A047;
  -webkit-transition: background 0.3s ease-in-out;
  -moz-transition: background 0.3s ease-in-out;
  transition: background-color 0.3s ease-in-out;
}

#contact_form button[type="submit"]:active {
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.5);
}

#contact_form input:focus,
#contact_form textarea:focus {
  outline: 0;
  border: 1px solid #aaa;
}

::-webkit-input-placeholder {
  color: #888;
}
:-moz-placeholder {
  color: #888;
}
::-moz-placeholder {
  color: #888;
}
:-ms-input-placeholder {
  color: #888;
}