* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

:root {
    --Blue: hsl(223, 87%, 63%);
    --Pale-Blue: hsl(223, 100%, 88%);
    --Light-Red: hsl(354, 100%, 66%);
    --Gray: hsl(0, 0%, 59%);
    --Very-Dark-Blue: hsl(209, 33%, 12%);
}

body {
    font-family: "Libre Franklin";
    color: black;
}

img {
    max-width: 100%;
    display: block;
    margin: auto;
}

.container {
    width: 80%;
    max-width: 1400px;
    margin: auto;
    text-align: center;
}

.logo {
    margin: 3rem 0;
}

.header-text h1 {
    color: var(--Gray);
    margin-bottom: .5rem;
    font-size: 4rem;
    font-weight: 300;
}

.header-text h4 {
    color: var(--Very-Dark-Blue);
    margin-bottom: 2rem;
    font-size: 1.5rem;
    font-weight: 300;
}

.hilight {
    color: black;
    font-weight: 600;
}

.sign-up-container {
    width: 100%;
    max-width: 800px;
    margin: auto;
    margin-bottom: 4rem;
    display: grid;
    grid-template-columns: 3fr 1fr;
    align-items: center;
    gap: 1rem;
}

.sign-up-container .email-container {
    text-align: left;
}

.sign-up-container input {
    width: 100%;
    max-width: 600px;
    padding: 1rem 1.15rem;
    border: 0;
    outline: 1px solid var(--Pale-Blue);
    border-radius: 4rem;
}

.sign-up-container .input.active {
    outline: 1px solid var(--Light-Red);
}

.sign-up-container .error-message {
    color: var(--Light-Red);
    margin: 1rem 0 0 1rem;
    font-size: .8rem;
}

.sign-up-container button {
    cursor: pointer;
    background-color: var(--Blue);
    color: white;
    padding: 1rem 2.5rem;
    align-self: flex-start;
    border: 0;
    border-radius: 4rem;
}

.sign-up-container button:hover {
    background-color: hsl(223, 87%, 70%);
}

.page-image {
    margin-bottom: 6rem;
}

.page-image img {
    width: 100%;
    max-width: 800px;
}

.social-icons {
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
    gap: .5rem;
}

.social-icons i {
    cursor: pointer;
    color: var(--Blue);
    padding: .5rem;
    outline: 1px solid var(--Blue);
    border-radius: 50%;
}

.social-icons i:hover {
    background-color: var(--Blue);
    color: white;
}

.copyright {
    color: var(--Gray);
    margin-bottom: 1rem;
}

@media (max-width:540px) {
    .container {
        width: 90%;
    }

    .logo {
        margin: 6rem 0 4rem 0;
    }

    .header-text h1 {
        font-size: 2.5rem;
        margin-bottom: 2rem;
    }

    .sign-up-container {
        grid-template-columns: 1fr;
    }
}