* {
    box-sizing: border-box;
    outline: none;
}

html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    background: black;
    color: white;
}

h1 {
    margin: 1rem;
}

input,
select,
p {
    width: 300px;
    margin: 1rem;
    padding: 0.5rem;
    border: 1px solid rgba(128, 128, 128, 0.5);
    border-radius: 0.25rem;
    background: transparent;
    color: white;
    cursor: pointer;
}

option {
    background: black;
}

input:focus,
select:focus {
    background: rgba(128, 128, 128, 0.1);
}

label {
    cursor: text;
}

.flex1 {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 1rem;
}

.flex2 {
    width: 100%;
    display: flex;
    align-items: center;
}