caisse-bliss/assets/css/pages/responsive.scss

@media all and(max-width: 1200px) {
  nav {
    min-width: auto;
  }
  html, body {
    font-size: 1.2rem;
  }
  .bg-shader {
    height: 100%;
    min-height: 100vh;
  }
  .product-values-block {
    padding: 1em;
  }

  #homepage {
    .main-section {
      padding: 2rem;
    }

    .btn {
      display: block;
      width: 100%;
      font-size: 1.25em;
    }
  }
  #caisse-now {
    .product-box {
      width: 100%;
    }

    .product-button {
      min-width: calc(100% - 56px)
    }

    .listing-products {

      .btn, button {
        font-size: 1rem;
        padding: 0.2em;
        border-radius: 0.3em;
      }
    }
  }
}

@media all and(max-width: 1200px) {

  #bodyland {
    .container {
      min-height: 100vh;
      width: 80vw;
    }
  }
  #menu-dashboard {
    font-size: 1rem;
    width: 19vw;
    min-width: 200px;

    .nav {
      min-width: 200px;
    }
  }

  form {
    margin-top: 3em;

    select {
      width: 100%;
      margin: 1em 0;
    }

    + ul {
      margin-top: 1em;
      list-style-type: none;

      a {
        display: block;

        .fa {
          margin-right: 1em;
        }
      }
    }
  }
}

@media all and(max-width: 600px) {

  html, body {
    font-size: 1rem;
  }
  #menu-dashboard .nav .logo-home.btn-default {
    height: auto;
    font-size: 2em;
  }
  #menu-dashboard {
    width: 100vw;
    visibility: hidden;

    &.shown {
      visibility: visible;
    }

    .nav {

      min-width: 200px;
      height: 100vh;
      overflow: auto;

      a {
        font-size: 2rem;
      }
    }
  }

  .main-section > div {
    padding-top: 0;
  }
  .product-values{
    padding: 0;
  }
  .bigger-text, #homepage, .hint, .product-values-block {
    font-size: 1.25rem;
    line-height: 2rem;
  }
  .category-listing {
    width: calc(100vw - 4rem);
    height: 25vh;
    min-height: auto;
    float: left;
    clear: both;
    overflow: auto;
  }
  .sellings, .client-now {

    input {
      width: 100%;
      font-size: 1.5rem;
      padding: 0.5rem;
    }
  }
  .big-footer {
    font-size: 1rem;
  }
  #caisse-now .product-box {
    margin-bottom: 0.25rem;
  }
  #caisse-now .listing-products button {
    padding: 0.5rem 1rem;

    .express-button {
      padding: 0.5rem 1rem;
    }
  }
}