@media only screen and (min-width: 1920px) {
  body h1 {
    font-size: 40px;
    line-height: 54px;
  }
  body h2 {
    font-size: 36px;
    line-height: normal;
  }
  body h3 {
    font-size: 28px;
    line-height: 33.6px;
  }
  body h4 {
    font-size: 20px;
    line-height: 28.8px;
  }
  body p {
    font-size: 23px;
    line-height: normal;
  }
  body .contact img {
    width: 790px;
  }
  body .btn {
    max-width: 200px;
  }
}

@media only screen and (max-width: 1920px) {
  body h1 {
    font-size: 45px;
    line-height: 54px;
  }
  body h2 {
    font-size: 36px;
    line-height: normal;
  }
  body h3 {
    font-size: 28px;
    line-height: 33.6px;
  }
  body h4 {
    font-size: 20px;
    line-height: 28.8px;
  }
  body p {
    font-size: 23px;
    line-height: normal;
  }
  body .contact img {
    width: 790px;
  }
  body .btn {
    max-width: 200px;
  }
}

@media only screen and (max-width: 1366px) {
  body h1 {
    font-size: 39px;
  }
  body h2 {
    font-size: 30px;
  }
  body h3 {
    font-size: 22px;
  }
  body h4 {
    font-size: 14px;
  }
  body p {
    font-size: 19px;
  }
  body main .contact img {
    width: 600px;
  }
}

@media only screen and (max-width: 980px) {
  footer {
    height: 400px;
    background-size: 150% 100%;
    background-position-x: 25%;
  }
  footer .container {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: end;
        -ms-flex-pack: end;
            justify-content: end;
  }
  footer .container .social-media {
    margin-top: 2rem;
    position: relative;
  }
}

@media only screen and (max-width: 960px) {
  body main .container {
    width: 90%;
    margin: 0 auto;
  }
  body main .hero {
    -webkit-box-orient: vertical;
    -webkit-box-direction: reverse;
        -ms-flex-direction: column-reverse;
            flex-direction: column-reverse;
  }
  body main .hero div {
    text-align: center;
    -webkit-box-pack: stretch;
        -ms-flex-pack: stretch;
            justify-content: stretch;
    grid-row-gap: 10px;
  }
  body main .hero div h1 {
    margin-top: 10px;
  }
  body main .hero .btn {
    max-width: 999px;
    width: 300px !important;
    margin: 0 auto;
  }
  body main .contact {
    -webkit-box-orient: vertical;
    -webkit-box-direction: reverse;
        -ms-flex-direction: column-reverse;
            flex-direction: column-reverse;
    -webkit-box-align: stretch;
        -ms-flex-align: stretch;
            align-items: stretch;
    z-index: 99;
  }
  body main .contact img {
    z-index: -99;
    width: 100%;
  }
  body main .contact .form-container {
    background-color: #fff;
  }
  body main .contact .form-container form {
    -ms-flex-line-pack: stretch;
        align-content: stretch;
  }
  body main .contact .form-container .name {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  body main .contact .form-container .name input[marker=name] {
    width: 100%;
  }
  body main .contact .form-container .btn {
    margin-top: 2rem;
    max-width: 999px;
  }
  body h1 {
    line-height: calc( 100% + 5px);
  }
  body p {
    line-height: calc( 100% + 10px);
  }
  .spacer {
    margin-top: 5rem;
  }
}

@media only screen and (max-width: 815px) {
  header #main-nav {
    display: none;
  }
  header #btn-hamburger {
    display: block !important;
  }
}

@media only screen and (max-width: 546px) {
  header .container {
    margin: 0 1rem;
  }
  main h1 {
    font-size: 33px;
  }
  main h2 {
    font-size: 26px;
  }
  main h3 {
    font-size: 16px;
  }
  main h4 {
    font-size: 8px;
  }
  main p {
    font-size: 16px;
  }
  main .contact .form-container {
    border-radius: 10px;
    padding: 1rem 1rem 1.5rem 1rem;
  }
  footer {
    background-image: url("../assets/footer-bg-mobile.png");
  }
  footer .credits h2 {
    font-size: 26px;
  }
  footer .credits h4,
  footer .credits h5 {
    font-size: 14px;
    margin: 0 !important;
  }
  footer .credits .logo img {
    width: 120px !important;
  }
}

@media only screen and (max-width: 460px) {
  header .logo h3 {
    margin-left: -10px;
  }
  footer {
    background-position-x: 0% !important;
  }
  footer .credits h2 {
    font-size: 38px;
  }
  footer .credits #long-name {
    display: none;
  }
  footer .credits #initials {
    display: block !important;
  }
  footer .social-media h4 {
    display: none;
  }
}

@media only screen and (max-width: 374px) {
  header .logo h3 {
    display: none;
  }
  main h1 {
    font-size: 25px;
  }
  main h2 {
    font-size: 20px;
  }
}

@media only screen and (max-width: 1920px) {
  body input[type=text],
  body input[type=email],
  body input[type=tel],
  body input[type=submit],
  body select,
  body textarea {
    font-size: 16px;
  }
}

@media only screen and (max-width: 1366px) {
  body input[type=text],
  body input[type=email],
  body input[type=tel],
  body input[type=submit],
  body select,
  body textarea {
    font-size: 14px;
  }
}

@media only screen and (max-width: 546px) {
  main input[type=text],
  main input[type=email],
  main input[type=tel],
  main select,
  main textarea {
    font-size: 12px;
  }
}