* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
}

html, body, #app {
    width: 100%;
}

.title {
    width: 100%;
    line-height: 40px;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
}

.button {
    width: 80%;
    line-height: 30px;
    text-align: center;
    border-radius: 50px;
    font-weight: bold;
    margin: 10px 10%;
}

.button.danger {
    --color: rgb(218, 43, 43);
    border: 1px solid var(--color);
    color: var(--color);
}

.button.normal {
    border: 1px solid whitesmoke;
    background-color: rgb(7, 123, 161);
    color: white;
}

.button:active {
    outline: 4px solid rgb(236, 236, 236);
    transition: all 200ms;
}

.container {
    width: 100%;
    padding: 10px 10px 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    row-gap: 10px;
}

.one {
    width: 49%;
    --res-color: green;
    display: flex;
    justify-content: left;
    align-items: center;
}

.index {
    color: red;
    width: 50px;
    text-align: right;
}

.number {
    width: 50px;
    text-align: center;
}

.fen {
    width: 50px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fen > hr {
    width: 80%;
    border: none;
    border-bottom: 0.2px solid black;
}

.tags {
    width: 25px;
    text-align: center;
}

.result {
    width: 70px;
    height: 40px;
    line-height: 40px;
    color: var(--res-color);
    text-align: center;
    border-bottom: 1px solid gray;
}

.fen-result {
    width: 50px;
    height: 45px;
    color: var(--res-color);
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid gray;
}

.fen-result-inner {
    width: 48px;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fen-result-inner > hr {
    width: 60%;
    border: none;
    border-bottom: 1px solid var(--res-color);
}

.prefix {
    margin-bottom: 2px;
    margin-right: -8px;
    font-weight: bold;
    color: red;
}