h1 {
    text-align: center;
    color: #555;
}
form {
    margin-top: 20px;
}
label {
    display: block;
    margin-bottom: -20px;
    font-weight: 700;
}
input,
textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}
button:hover {
    background: #45a049;
}
.note {
    font-size: 12px;
    color: #666;
    margin-top: 10px;
    text-align: justify;
}
.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    padding-top: 60px;
}
.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 400px;
    text-align: center;
}
.close-btn {
    color: #aaa;
    font-size: 28px;
    font-weight: 700;
    position: absolute;
    top: 10px;
    right: 20px;
}
.close-btn:focus,
.close-btn:hover {
    color: #000;
    text-decoration: none;
    cursor: pointer;
}
button {
    display: inline-block;
    background: #0056b3;
    font-size: 16px;
    color: #fff;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    border-radius: 5px;
}
nav {
    margin: 15px 0 0 auto;
}
@media screen and (max-width: 768px) {
  .logo img {
    margin: -15px 0 -10px 10px !important;
  }
}