Flask Dark Mode Customizations.css

body {
    background-color: #202020;
    color: #DDD;
}

table,
tr,
td,
td {
    border: #DDD;
}

form {
    color: #DDD;
}

input {
    color: #DDD;
}

#submit {
    position: relative;

    display: block;
    margin: 30px auto;
    padding: 0;

    overflow: hidden;

    border-width: 0;
    outline: none;
    border-radius: 2px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, .6);

    background-color: #00e6d2;
    color: #202020;

    transition: background-color .3s;
    display: block;
    padding: 12px 24px;
}

#submit:hover,
#submit:focus {
    background-color: #00ffea;
}

#submit>* {
    position: relative;
}

#submit:before {
    content: "";

    position: absolute;
    top: 50%;
    left: 50%;

    display: block;
    width: 0;
    padding-top: 0;

    border-radius: 100%;

    background-color: rgba(236, 240, 241, .3);

    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

#submit:active:before {
    width: 120%;
    padding-top: 120%;

    transition: width .2s ease-out, padding-top .2s ease-out;
}

/* Styles, not important */
*,
*:before,
*:after {
    box-sizing: border-box;
}

html {
    position: relative;
    height: 100%;
}

h2 {
    font-weight: normal;
}