.container1
{
    overflow: hidden;
    margin-left: 10%;
    margin-top: 3%;

}
.box {
    margin-left: 30px;
    width: 150px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    font-weight: bold;
    float: left;
    border-radius: 10px;
    border: 2px solid black;
    background-color: white;

}
#selected,#selected1
{
    background-color: lightskyblue;
}
.part1
{

    width: 80%;
    margin-left: 10%;
    margin-top: -15px;
    border: 2px solid darkslategrey;
    border-radius: 10px;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    color: black;

}

.describe
{
    margin-top: 2%;
    font-size: 18px;
}
.ol-1
{

    margin-top: 2%;
    font-size: 17px;

}
.l1-1
{
    margin-top: 6px;
}
#part2
{

    width: 80%;
    margin-left: 10%;
    margin-top: -15px;
    border: 2px solid darkslategrey;
    border-radius: 10px;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    color: black;

}
.part3
{
    display: flex;
}

#tu1,#tu2,#tu3
{
    width: 300px;
    height: 300px;
    margin-left: 6%;
    margin-top: 8%;
    display: inline-block;

}
#tu4,#tu5,#tu6
{
    height: 500px;
    width: 80%;
    margin-top: 10%;
    margin-left: 8%;
}
.node
{
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    margin-top: 10px;
    margin-bottom: 10px;
}