html,
body {
    height: 100%;
    background: hsl(216, 69%, 95%);
}

input {
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    font-size: 44px;
    text-align: center;
    background: transparent;
    color: hsl(216, 90%, 43%);
    font-family: "Monaco", monospace;
    font-weight: 700;
    transition: border 0.2s ease, background 0.2s ease;
    outline: none;
    background: rgba(0, 0, 0, 0.01);
    max-width: 95vw;
}

input:hover {
    border: 3px solid rgba(0, 0, 0, 0.23);
}

input:focus {
    border: 3px solid hsl(216, 90%, 43%);
    background: hsla(204, 100%, 88%, 0.4);
}

body {
    margin: 0;
    padding: 10vh 0 5vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

mark {
    background: hsl(138, 56%, 85%);
    color: hsl(138, 90%, 43%);
    font-family: "Monaco", monospace;
    font-weight: 700;
    margin: 12px;
    padding: 0 16px;
    height: 64px;
    line-height: 64px;
    font-size: 40px;
    border-radius: 32px;
}

ul > li {
    list-style: none;
}

.homo-value {
    color: hsl(15, 100%, 64%);
}