:root {
    --purple-primary: hsl(259, 100%, 65%);
    --light-red-primary: hsl(0, 100%, 67%);
    --white-neutral: hsl(0, 0%, 100%);
    --off-white-neutral: hsl(0, 0%, 94%);
    --light-gray-neutral: hsl(0, 0%, 86%);
    --smokey-gray-neutral: hsl(0, 1%, 44%);
    --off-black-neutral: hsl(0, 0%, 8%);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    height: 100vh;
}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--light-gray-neutral);
    height: calc(100% - 25px);
}

@media (max-width: 480px) {
    .container {
        padding: 15px;
    }
}

@media (min-width: 481px) {
    .container {
        padding: 20px;
    }
}

.content {
    position: relative;
    background-color: var(--white-neutral);
    width: 600px;
    height: 500px;
    border-radius: 20px 20px 150px 20px;
    padding: 30px;
}

@media (max-width: 480px) {
    .content {
        padding: 20px;
        width: 100%;
        height: 450px;
    }
}

form {
    display: flex;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--off-white-neutral);
}

@media (max-width: 768px) {
    form {
        display: block;
        height: 120px;
        padding-bottom: 150px;
    }
}

.mob {
    display: flex;
    gap: 20px;
}

form label {
    font-size: 11px;
    color: var(--smokey-gray-neutral);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: bold;
}

@media (max-width: 480px) {
    form label {
        font-size: 9px;
    }
}

form input {
    display: inline-block;
    color: var(--off-black-neutral);
    width: 100%;
    height: 40px;
    padding: 20px;
    margin-top: 8px;
    margin-bottom: 8px;
    border-radius: 6px;
    border: 1px solid var(--off-white-neutral);
    caret-color: var(--purple-primary);
    font-size: 24px;
    font-weight: bold;
    height: 50px;
    cursor: pointer;
}

form input:hover {
    border-color: var(--purple-primary);
}

@media (max-width: 480px) {
    form input {
        padding: 10px;
        font-size: 16px;
    }
}

form input:focus {
    outline: none;
    border-color: var(--purple-primary);
}

form button {
    cursor: pointer;
    border-radius: 50%;
    border: none;
    background-color: var(--purple-primary);
    width: 70px;
    height: 70px;
}

form button:hover {
    background-color: var(--off-black-neutral);
}

@media (max-width: 768px) {
    form button {
        width: 50px;
        height: 50px;
    }
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

@media (min-width: 769px) {

    .day,
    .mon,
    .year {
        width: 25%;
    }
}

.error label {
    color: var(--light-red-primary) !important;
}

.error input {
    border-color: var(--light-red-primary) !important;
}

.mob span {
    display: none;
    font-size: 10px;
    font-style: italic;
    color: var(--light-red-primary);
    font-weight: 400;
    font-style: italic;
}

@media (max-width: 480px) {
    .mob span {
        font-size: 8px;
    }
}

.error span {
    display: block;
}

.btn {
    position: relative;
    top: 77px;
    left: 0px;
}

.btn.error {
    top: 94px;
}

@media (max-width: 768px) {
    .btn {
        position: absolute;
        top: 155px;
        left: 50%;
        transform: translateX(-50%);
        width: -moz-fit-content;
        width: fit-content;
    }
}

@media (max-width: 768px) {
    .btn.error {
        top: 155px;
    }
}

@media (max-width: 480px) {
    .btn {
        top: 145px;
    }
}

@media (max-width: 480px) {
    .btn.error {
        top: 145px;
    }
}

svg {
    width: 40px;
    height: 40px;
}

@media (max-width: 768px) {
    svg {
        width: 30px;
        height: 30px;
    }
}

.result {
    position: relative;
    top: 40px;
    color: var(--off-black-neutral);
    font-weight: 900;
    font-style: italic;
}

@media (max-width: 480px) {
    .result {
        font-size: 48px;
    }
}

@media (min-width: 481px) {
    .result {
        font-size: 58px;
    }
}

@media (min-width: 769px) {
    .result {
        font-size: 64px;
    }
}

.result span {
    color: var(--purple-primary);
}

.attribution {
    background-color: var(--light-gray-neutral);
    text-align: center;
}

@media (max-width: 480px) {
    .attribution {
        font-size: 12px;
    }
}