html,
body {
    min-height: 100vh;
}

body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 40px;
    padding-bottom: 40px;
    background-image: url(https://jedlik.net/background.jpg);
    background-size: auto;
    background-repeat: no-repeat;
    background-position: center;
    background-attachment: fixed;
}

main {
    transition: all .2s;
    background-color: rgba(255, 255, 255, 0.8);
}

.app {
    transition: all .2s;
    background-color: rgba(255, 255, 255, 1);
}

.app:hover {
    background-color: rgba(255, 255, 255, 0.6);
}

.icon-container {
    width: 100px;
    height: 100px;
    display: flex;
    align-content: center;
    justify-content: center;
    flex-wrap: wrap;
}

.w-80 {
    width: 80%!important;
}