#extMergeSortCON {
 height: 390px;
}

#extMergeSortExampCON {
 height: 300px;
}

#extSortOverCON {
 margin-left: auto;
 margin-right: auto;
 height: 120px;
}

#extRSCON {
 height: 420px;
}

#extSortSnowCON {
 margin-left: auto;
 margin-right: auto;
 height: 215px;
}

#extMultiMergeCON {
 height: 375px;
}

svg{
  stroke-width: 1;
}