:is(input[type=text], input[type=password], input[type=email], input[type=number], input[type=url]) {
    background: none;
    padding: 8px 8px 8px 4px;
    display: block;
    border: none;
    border-radius: 0;
    border-bottom: 1px solid #00000080;
    width: 100%;
}

:is(input[type=text], input[type=password], input[type=email], input[type=number], input[type=url]):focus {
    outline: none;
    border-bottom: 1px solid #00bcd4;
}

:is(input[type=text], input[type=password], input[type=email], input[type=number], input[type=url]):focus ~ label,
:is(input[type=text], input[type=password], input[type=email], input[type=number], input[type=url]):valid:not(:placeholder-shown) ~ label {
    bottom: 4em;
    font-size: 12px;
    color: #00bcd4;
}

:is(input[type=text], input[type=password], input[type=email], input[type=number], input[type=url]):invalid:focus ~ label,
:is(input[type=text], input[type=password], input[type=email], input[type=number], input[type=url]):invalid:not(:placeholder-shown) ~ label {
    bottom: 4em;
    font-size: 12px;
    color: #d50000;
}

textarea {
    background: none;
    padding: 8px 8px 8px 4px;
    display: block;
    border: none;
    border-radius: 0;
    border-bottom: 1px solid #00000080;
    width: 100%;
}

textarea:focus {
    outline: none;
    border-bottom: 1px solid #00bcd4;
}

input[type="password"] {
    letter-spacing: 0.3em;
}

.input-container {
    display: block;
    position: relative;
}

.inline-container {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    position: relative;
}

input[type=radio] {
    width: 16px;
    height: 16px;
}

:is(input[type=text], input[type=password], input[type=email], input[type=number], input[type=url]) ~ label {
    color: #00000080;
    font-size: 16px;
    font-weight: normal;
    position: relative;
    pointer-events: none;
    left: 4px;
    bottom: 2em;
    transition: 250ms ease all;
}

textarea ~ label {
    color: #00000080;
    font-size: 16px;
    font-weight: normal;
    position: absolute;
    pointer-events: none;
    left: 4px;
    top: 8px;
    transition: 250ms ease all;
}