body {
  font-family: Verdana, sans-serif;
  font-size: 16px;
}

* {box-sizing: border-box}

/* style the container */
.password-container {
  position: relative;
  width: 100%; 
  background-color: #f2f2f2;
  padding: 5px 20px 20px 20px;
  border-radius: 5px;
}

/* style inputs and link buttons */
input,
.btn {
  width: 100%;
  height: 40px;
  padding: 12px;
  border: none;
  border-radius: 5px;
  margin: 15px 0px 0px 0px;
  opacity: 0.85;
  display: inline-block;
  font-size: 17px;
  line-height: 20px;
  text-decoration: none; /* remove underline from anchors */
}

input:hover,
.btn:hover {
  opacity: 1;
}

/* style the submit button */
input[type=submit] {
  background-color: #04AA6D;
  color: white;
  cursor: pointer;
}

input[type=submit]:hover {
  background-color: #45a049;
}

.input-container {
  display: -ms-flexbox;/* IE10 */
  display: flex;
  width: 100%;
}

.icon {
  padding: 10px;
  margin-top: 15px;
  width: 40px;
  height: 40px;
  font-size: 24px;
  text-align: center;
  opacity: 0.85;
  background: #fff;
}

@media screen and (max-width: 992px) {
  .password-container {
    width: 100%;
  }
}

/* The message box is shown when the user clicks on the password field */
#message {
  display:none;
  background: #f1f1f1;
  color: #000;
  position: relative;
  padding: 20px;
  margin-top: 10px;
}

#message p {
  padding: 10px 35px;
  font-size: 18px;
}

/* Add a green text color and a checkmark when the requirements are right */
.valid {
  color: green;
}

.valid:before {
  position: relative;
  left: -35px;
  content: "✔";
}

/* Add a red text color and an "x" when the requirements are wrong */
.invalid {
  color: red;
}

.invalid:before {
  position: relative;
  left: -35px;
  content: "✖";
}