@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;900&family=Source+Sans+Pro:wght@400;900&family=Twinkle+Star&display=swap');
body {
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Roboto', sans-serif;
    font-size: 18px;
    font-weight: 400;
    transition: all 0.2s linear;
    background-color: #f7f7f7;
}
body.dark {
    background-color: #292c35;
    color: #fff;
}
.container {
    position: relative;
    max-width: 350px;
    width: 100%;
    margin: 0 auto;
}
.toggle{
    position: absolute;
    right: 0;
    top: 80px;
}
.checkbox {
    opacity: 0;
    position: absolute;
}
.label {
    width: 50px;
    height: 26px;
    background-color:#111;
    display: flex;
    border-radius:50px;
    align-items: center;
    justify-content: space-between;
    padding: 2px 5px;
    position: relative;
    transform: scale(1.5);
}
.ball {
    width: 20px;
    height: 20px;
    background-color: white;
    position: absolute;
    top: 5px;
    left: 6px;
    border-radius: 50%;
    transition: transform 0.2s linear;
}
.checkbox:checked + .label .ball{
    transform: translatex(29px);
}
.fa-moon {
    color: pink;
}
.fa-sun {
    color: yellow;
}
.choose {
    display: flex;
    flex-direction: column;
    padding: 10px;
}
label {
    display: flex;
    align-items: center;
    padding: 5px;
}
label[for=length]{
    flex-direction: column;
    align-items: flex-start;
}
label > div {
    font-size: 14px;
    color: #777;
    font-weight: 900;
}
body.dark label>div{
    color: #ddd;
}
body.dark input[type=number]::placeholder{
    color: #ddd;
}
label > span {
    font-size: 14px;
}
input[type=number]{
    width: 60%;
    padding: 10px;
    margin-top: 5px;
    border: 2px solid #000;
    border-radius: 3px;
    background-color: transparent;
}
input[type=number]:focus{
    outline: transparent;
    border: 2px solid #fff;
    border-bottom: 2px solid #000;
}
body.dark input[type=number]{
    border: 2px solid #fff;
    color: #fff;
}
body.dark input[type=number]:focus {
    border: 2px solid #292c35;
    border-bottom: 2px solid #fff;
}
input[type=checkbox] {
    width: 25px;
    height: 25px;
}
.generate, .password>button{
    width: 98%;
    margin: 20px 10px;
    padding: 10px;
    display: block;
    border-radius: 3px;
    background-color: transparent;
    color: #000;
    font-weight: bold;
    font-size: 18px;
    border: 2px solid #000;
    transition: all .25s ease-in;
}
body.dark .generate, body.dark .password>button {
    color: #fff;
    border: 2px solid #fff;
}
.generate:hover, .password>button:hover {
    color: #fff;
    background-color: #000;
    cursor: pointer;
}
body.dark .generate:hover, body.dark .password>button:hover {
    color: #000;
    background-color: #fff;
    cursor: pointer;
}
.length>b {
    font-size: 24px;
}
.password {
    padding-top: 20px;
    text-align: center;
}
.password > input {
    width: 95%;
    margin-top: 20px;
    background-color: transparent;
    border: transparent;
    padding: 5px;
    font-size: 24px;
    font-weight: 900;
    color: deepskyblue;
    text-align: center;
}
.password > input:focus {
    outline: transparent;
}
.password>button {
    display: inline-block;
}