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

body {
    background: #eee;
    font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
    font-size: 14px;
    color: #000;
    margin: 0;
    padding: 0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

a {
    outline: none;
    text-decoration: none;
}

* ::-webkit-scrollbar {
    width: 5px;
    height: 1px;
}

*::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
    background: #535353;
}

*::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    background: #f0f2f6;
}

.flex-row-between {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.flex-row-end {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
}

.flex-row-start {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
}

.flex-column-between {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}