body {
    margin: auto;
    width: 1024px;
    padding: 50px;
}

img {
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 20px;
}

form {
    position: relative;
}

input {
    display: block;
    border-radius: .125em;
    width: 100%;
    border: 1px solid #ccc;
    box-sizing: border-box;
    padding: .75rem;
    color: #666;
    background: transparent;
    margin-bottom: 30px;
}

button {
    background: #212121;
    width: 100%;
    border: 0;
    border-radius: 4px;
    padding: 12px 20px;
    color: #6dc234;
    font-weight: bold;
    font-size: 18px;
    text-transform: uppercase;
    cursor: pointer;
    font-family: "Work Sans",  sans-serif;
}

.copied-text {
    opacity: 0;
    position: absolute;
    top: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    background: #6dc234;
    padding: 5px 10px;
    border-radius: 4px;
    color: #fff;
    font-size: 14px;
    text-transform: uppercase;
    font-family: 'Roboto', sans-serif;
    transition: 0.5s ease-in-out;
    cursor: not-allowed;
}

.copied-text--active {
    opacity: 1;
    cursor: pointer;
}

.copied-text::before {
    content: "";
    width: 0;
    height: 0;
    bottom: 100%;
    left: 50%;
    position: absolute;
    transform: translateX(-50%);
    border-left: 7px solid transparent;
    border-right: 7px solid transparent;
    border-bottom: 7px solid #6dc234;
}

@media (max-width: 600px) {
    body {
        width: calc(100% - 40px);
        padding: 20px;
    }
}