yt-local/youtube/static/home.css

body {
    display: grid;
    grid-gap: 20px;
    grid-template-areas:
        "header"
        "main"
        "footer";
    /* Fix height */
    height: 100vh;
    grid-template-rows: auto 1fr auto;
    /* fix top and bottom */
    margin-left: 1rem;
    margin-right: 1rem;
}

a:link {
    color: var(--link);
}

a:visited {
    color: var(--link-visited);
}

input[type="text"],
input[type="search"] {
    background: var(--background);
    border: 1px solid var(--button-border);
    border-radius: 5px;
    padding: 0.4rem 0.4rem;
    font-size: 15px;
    color: var(--search-text);
    outline: none;
    box-shadow: none;
}

input[type='search'] {
    border-bottom: 1px solid var(--button-border);
    border-top: 0px;
    border-left: 0px;
    border-right: 0px;
    border-radius: 0px;
}

header {
    display: grid;
    grid-gap: 1px;
    grid-template-areas:
        "home"
        "form";
    grid-area: header;
}

.home {
    grid-area: home;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 1rem;
    margin-top: 1rem;
}

.form {
    display: grid;
    grid-gap: 4px;
    grid-template-areas:
        "search-box"
        "search-button"
        "dropdown";
    grid-area: form;
}

.search-box {
    grid-area: search-box;
}
.search-button {
    grid-area: search-button;

    cursor: pointer;
    padding-bottom: 6px;
    padding-left: .75em;
    padding-right: .75em;
    padding-top: 6px;
    text-align: center;
    white-space: nowrap;
    background-color: var(--buttom);
    border: 1px solid var(--button-border);
    color: var(--buttom-text);
    border-radius: 5px;
}
.search-button:hover {
    background-color: var(--buttom-hover);
}

.dropdown {
    display: grid;
    grid-gap: 1px;
    grid-template-areas:
        "dropdown-label"
        "dropdown-content";
    grid-area: dropdown;
}
.dropdown-label {
    grid-area: dropdown-label;

    padding-bottom: 6px;
    padding-left: .75em;
    padding-right: .75em;
    padding-top: 6px;
    text-align: center;
    white-space: nowrap;
    background-color: var(--buttom);
    border: 1px solid var(--button-border);
    color: var(--buttom-text);
    border-radius: 5px;
}
.dropdown-label:hover {
    background-color: var(--buttom-hover);
}

/* ------------- Menu Mobile sin JS ---------------- */
/* input hidden */
.opt-box {
    display: none;
}
.dropdown-content {
    display: none;
    grid-area: dropdown-content;
}
label[for=options-toggle-cbox] {
    cursor: pointer;
    -webkit-touch-callout: none;
      -webkit-user-select: none;
       -khtml-user-select: none;
         -moz-user-select: none;
          -ms-user-select: none;
              user-select: none;
}

#options-toggle-cbox:checked ~ .dropdown-content {
    display: block;
    white-space: nowrap;
    background: var(--secondary-background);
    padding: 0.5rem 1rem;
}
/*- ----------- End Menu Mobile sin JS ------------- */

.main {
    grid-area: main;
    margin: 0 auto;
    max-width: 80ch;
}

.code-error {
    background: var(--secondary-background);
    padding: 1rem;
}

.footer {
    grid-area: footer;
    display: grid;
    grid-template-columns: auto;
    align-items: center;
    justify-content: center;
    margin: auto;
    text-align: center;
}

.footer > p {
    text-align: center;
}

@media (min-width: 780px) {
    body {
        display: grid;
        grid-template-columns: 0.3fr 2fr 1fr 0.3fr;
        grid-template-rows: auto 1fr auto;
        grid-template-areas:
            "header header header header"
            "main   main   main   main"
            "footer footer footer footer";
    }
    .form {
        display: grid;
        grid-gap: 1px;
        grid-template-columns: 1fr 1.4fr 0.3fr 1.3fr;
        grid-template-areas: ". search-box search-button dropdown";
        grid-area: form;
        position: relative;
    }
    .dropdown {
        display: grid;
        grid-gap: 1px;
        grid-template-columns: 100px auto;
        grid-template-areas:
            "dropdown-label"
            "dropdown-content";
        grid-area: dropdown;
        position: absolute;
        background: var(--background);
        padding-right: 4rem;
        z-index: 1;
    }
    #options-toggle-cbox:checked ~ .dropdown-content {
        width: calc(100% + 100px);
        max-height: 80vh;
        overflow-y: scroll;
    }

    .footer {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        grid-column-gap: 2rem;
        align-items: center;
        justify-content: center;
        text-align: center;
        margin-top: 1rem;
        margin-bottom: 1rem;
    }
}