follow/inc/style.css

html {
  font-size: 16px;
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  align-items: center;
  background: #f5f5f5;
  border-top: 5px solid #1a1a1a;
  color: #1a1a1a;
  display: flex;
  flex-direction: column;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Arial, Noto Sans, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
  font-size: 1rem;
  min-height: calc(100% - 5px);
  margin: 0;
}

header {
  align-items: center;
  background: #fff;
  display: flex;
  flex-direction: column;
  height: 14rem;
  width: 100%;
}

menu {
  align-items: center;
  align-self: stretch;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  padding: 1.5rem min(5.5%, 2.5rem) 3rem;
  margin: 0;
}

a {
  color: #1a1a1a;
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color 150ms ease-in-out;
}
a:hover {
  color: #000;
  text-decoration-color: #000;
}
nav {
    align-items: center;
    display: flex;
    gap: 1.5rem;
}
nav a {
    align-items: center;
    display: inline-flex;
    font-size: 1.1rem;
    line-height: 1.6rem;
}
nav svg {
    height: 1.5rem;
    width: 1.5rem;
}

h1 {
    display: flex;
    font-size: 1.25rem;
    font-weight: 800;
    margin: 0;

    span {
        display: none;
    }
}

form {
    align-items: stretch;
    display: flex;
    justify-content: center;
    position: relative;
    width: 90%;
}
input[type="url"] {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'%3E%3C/circle%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'%3E%3C/line%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 1.25rem 50%;
    border: 0.15rem solid #1a1a1a;
    border-radius: 2rem;
    box-shadow: inset 0 0.25rem 0 0 #f0eded;
    color: #1a1a1a;
    font-size: 1.25rem;
    height: 3.6rem;
    padding: 0 8.5rem 0 3.5rem;
    transition: box-shadow 150ms ease-in-out;
    width: 100%;

    &:focus {
        outline: none;
        box-shadow: inset 0 0.25rem 0 0 #f0eded, 0 0 0 1px #fff, 0 0 0 0.25rem #39b9e4;
    }
}
button[type="submit"] {
    background: #fff;
    border: 0.15rem solid #1a1a1a;
    border-radius: 0 2rem 2rem 0;
    box-shadow: inset 0 0.25rem 0 0 #f0eded;
    color: #1a1a1a;
    cursor: pointer;
    height: 100%;
    font-size: 1.25rem;
    padding: 0.75rem 1.5rem 0.8rem 1.25rem;
    position: absolute;
    top: 0;
    transition: background 150ms ease-in-out;
    right: 0;

    &:hover {
        background-color: #f0eded;
    }

    span {
        display: none;
    }
}

address {
    display: flex;
    align-self: stretch;
    align-items: center;
    justify-content: center;
    font-style: normal;
    padding: 0.5rem 0;
    background: #ffdee3;
}

main {
    align-items: center;
    align-self: stretch;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 4rem;
    padding-top: 2rem;
    height: 100%;
}

article {
    width: 86%;
}

aside {
    max-height: calc(100vh - 16.5rem);
    overflow: auto;
    width: 86%;
}
details {
    margin-bottom: 0.5rem;
    padding-left: 0.15rem;
}
summary {
    cursor: pointer;
}
summary:hover {
    color: #000;
}
details dl {
    margin: 0.5rem 0 0;
    padding-left: 1.1rem;
}
details dl dt {
    margin: 0 0 0.5rem;
}
details dl dt del,
details dl dt var {
    align-items: center;
    display: inline-flex;
    flex-direction: row;
    font-style: normal;
}
details dl dt del::after,
details dl dt var::after {
    background-repeat: no-repeat;
    background-size: 1rem 1rem;
    background-position: 100% 50%;
    content: '';
    display: block;
    height: 1rem;
    margin-left: 0.5rem;
    width: 1rem;
}
details dl dt del::after {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 6h18'/%3E%3Cpath d='M19 6v14c0 1-1 2-2 2H7c-1 0-2-1-2-2V6'/%3E%3Cpath d='M8 6V4c0-1 1-2 2-2h4c1 0 2 1 2 2v2'/%3E%3Cline x1='10' x2='10' y1='11' y2='17'/%3E%3Cline x1='14' x2='14' y1='11' y2='17'/%3E%3C/svg%3E");
}
details dl dt var::after {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10 2v7.527a2 2 0 0 1-.211.896L4.72 20.55a1 1 0 0 0 .9 1.45h12.76a1 1 0 0 0 .9-1.45l-5.069-10.127A2 2 0 0 1 14 9.527V2'/%3E%3Cpath d='M8.5 2h7'/%3E%3Cpath d='M7 16h10'/%3E%3C/svg%3E");
}
details dl dd {
    display: none;
    font-size: 0.875rem;
    line-height: 1.2rem;
    margin-left: 0;
    padding: 0 0 1rem 0.1rem;
}
details dl dd code {
    font-size: 0.8rem;
}
details dl input[type="checkbox"] {
    display: none;
}
details dl input[type="checkbox"]:checked + dd {
    display: block;
}
details[open] + details {
    margin-top: 1rem;
}

code {
    font-family: Menlo, 'Berkeley Mono', Hack, monospace;
    font-size: 0.9rem;
    background: #fff;
    padding: 0.1rem 0.2rem;
    border-radius: 0.25rem;
    white-space: nowrap;
}

h2 {
  margin: 0 0 1.5rem;
}

p {
  line-height: 1.5rem;
}
p a {
  font-weight: 600;
}
p.final {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='lucide lucide-arrow-right'%3E%3Cpath d='M5 12h14'/%3E%3Cpath d='m12 5 7 7-7 7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 0 0.1rem;
  font-size: 1.2rem;
  padding: 0 0 2rem 2rem;
  word-wrap: anywhere;
}

h3 {
  margin: 0 0 1.5rem;
}
p + h3 {
  margin-top: 2rem;
}

table {
  border-spacing: 0;
  padding: 0;
  width: 100%;
}
th {
  border-bottom: 2px solid #1a1a1a;
  color: #4a4a4a;
  font-size: 0.9rem;
  padding: 0 1rem 0.75rem;
  text-transform: uppercase;
  text-align: left;
}
th:first-child {
    padding-left: 3rem;
}
tr {
    position: relative;
}
td {
  background-color: #fafafa;
  border-bottom: 1px solid #1a1a1a;
  padding: 1rem;
  vertical-align: top;
  word-wrap: anywhere;
}
td:first-child {
    width: 0;
}
td:nth-child(2) {
    text-align: center;
}
td:nth-child(3) {
    line-height: 1.5rem;
    padding: 0.8rem 1rem;
    width: 100%;
}
td:nth-child(3) a:hover {
    text-decoration-color: transparent;
}
td:nth-child(5) {
    text-align: center;
    padding-right: 1.5rem;
}
td b {
    border: 1px solid #aaa;
    border-right-width: 2px;
    border-bottom-width: 2px;
    border-radius: 0.25rem;
    color: #555;
    font-weight: 500;
    line-height: 1;
    margin-left: 0.5rem;
    padding: 0 0.25rem;
    transition: border-color 150ms ease-in-out, color 150ms ease-in-out;
}
td b i {
    display: inline-block;
    transition: transform 150ms ease-in-out;
}
td:nth-child(3) a:hover b {
    border-color: #1a1a1a;
    color: #1a1a1a;
}
td:nth-child(3) a:hover b i {
    transform: rotate(45deg);
}
tbody tr:nth-child(odd) td {
  background-color: #fff;
}
tbody td:last-child {
    padding-left: 0;
    width: 1rem;
}
td label {
    cursor: pointer;
    left: 1.25rem;
    position: absolute;
    top: 0.85rem;
    transition: transform 150ms ease-in-out;
}
td label i {
    font-size: 1.25rem;
    font-style: normal;
    line-height: 1rem;
}
section {
    display: flex;
    max-height: 0;
    overflow: hidden;
    flex-direction: column;
    transition: max-height 200ms ease;
}
hgroup {
    display: flex;
    flex-direction: column;

    margin-bottom: 0.5rem;
}
section hgroup:first-of-type {
    padding-top: 1rem;
}
td input[type="checkbox"] {
    display: none;
}
td input[type="checkbox"]:checked + section {
    max-height: 100rem;
}
td input[type="checkbox"]:checked + section > label {
    transform: rotate(90deg);
}
q {
    color: #666;
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
    white-space: nowrap;
}
q::before,
q::after {
    content: '';
}
mark {
    background: none;
    font-family: Menlo, 'Berkeley Mono', Hack, monospace;
    font-size: 0.9rem;
}
caption {
  caption-side: bottom;
  line-height: 1.5rem;
  padding: 1rem;
  text-align: left;
}

/* tablet */
@media screen and (min-width: 756px) {
    button[type="submit"] {
        padding: 0.75rem 2rem 0.8rem 1.75rem;

        span {
            display: inline;
        }
    }
}

/* laptop */
@media screen and (min-width: 1024px) {
    menu {
        padding: 1.5rem 2.5rem 3rem;
    }
    h1 {
        font-size: 1.75rem;

        span {
            display: flex;
            font-weight: 300;
            text-transform: lowercase;
            gap: 0.5rem;
            margin-left: 0.5rem;

            &::before {
                color: #aaa;
                content: '//';
                display: block;
            }
        }
    }
    form {
        width: 75%;
    }
    main {
        align-items: flex-start;
        flex-direction: row;
        justify-content: center;
        gap: 4rem;
    }
    article {
        width: 60%;
    }
    aside {
        width: 20%;
    }
}

/* desktop */
@media screen and (min-width: 1440px) {
    form {
        width: 66.6666666667%;
    }
    article {
        width: calc(50% - 5rem);
    }
    aside{
        width: 16.6667%;
    }
}