body {
    margin: 0;
    padding: 0;
}

.board1-all {
    width: 100%;
    height: 100%;
    
}

.board1-title {
    height: 4%;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.board1-name {
    width: 100px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    color: #fff;
    font-size: 18px;
    font-weight: bolder;
    background-color: #5b9bd5;
}

.board1-content {
    height: 93%;
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.board1-left {
    height: 100%;
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.board1-right {
    height: 100%;
    width: 50%;
}