* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    outline: none;
    font-family: 'Roboto', sans-serif;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

body {
    position: relative;
    display: flex;
    width: 100vw;
    height: 100vh;
    flex-direction: row;
}

.main-box {
    position: relative;
    height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
}

main {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    padding-left: 10px;
    padding-right: 10px;
    padding-top: 10px;
    overflow-y: scroll;
}

.fab {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    font-size: 30px;
    position: absolute;
    z-index: 10;
    right: 20px;
    bottom: 20px;
}