static/style.css

html, body { 
    margin:0; 
    padding:0; 
    height:100%;
    width: 100%; 
    background-color: aliceblue;
    overflow: hidden;
  }

  .main_col{
    float: left;
    height: 90%;
    width: 50%;
  }
  

  div.internal{

    overflow: auto;
    height: 90%;
    max-height: 100%;
    border:1px solid black;
    float: left;
    margin: 0px;
    user-select: none;
    -webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;

}


  .drop-area {
    width: 400px;
    height: 200px;
    margin: 20px auto;
    text-align: center;
    line-height: 200px;
    border: 2px dashed #ccc;
    cursor: pointer;
  }
  .drop-area:hover{
    background-color: rgba(240, 248, 255, 0.3);
  }

#fileInput {
  border: 2px dashed #ccc;
  cursor: pointer;
  text-align: center;
}
#fileInput:hover {
  background-color: rgba(240, 248, 255, 0.3);
}

#btn_enviar {
  background-color: aquamarine;
  font-weight: bold;
  margin: 50px;
  padding: 10px;
  padding-left: 20px;
  padding-right: 20px;
  cursor: pointer;
}
#btn_enviar:hover {
  background-color: rgba(127, 255, 212, 0.3);
}


table {
  width: 100%;
}
  #sim_sent_table tr {
    background-color: rgb(173, 216, 230);
    
    border: 1px solid black;
  }

  #sim_sent_table tr:hover {
    background-color: rgba(173, 216, 230, 0.3);
    border: 1px solid black;
  }

  #erro_table tr {
    background-color: rgb(173, 216, 230);
    border: 1px solid black;
  }
  #erro_table tr:hover {
    background-color: rgba(173, 216, 230, 0.3);
    border: 1px solid black;
  }

  tr{
    background-color: 	rgb(144, 238, 144);
    border: 1px solid black;
  }

  tr:hover{
    background-color: 	rgba(144, 238, 144, 0.3);
    border: 1px solid black;
  }

  .incorrect{
    background-color: rgb(245, 233, 66);
    border: 1px solid black;
  }
  .incorrect:hover{
    background-color: rgb(245, 233, 66, 0.3);
    border: 1px solid black;
  }
  .erro_clasif{
    background-color: crimson;
  }

  .erro{
    background-color: indianred;
  }
  .erro:hover {
    background-color: rgba(205, 92, 92, 0.3);
  }

  tr.selected {
    background-color: white;
}

.inter {
  height: 60%;
  max-height: 60%;
  width: 20%;
  margin: 2%;
  background-color: cadetblue;
  float: left;
}
.inter:hover {
  filter: brightness(.8);
  cursor: pointer;
}

ul{
  list-style-type: none;
  padding: 0px;
  margin: 0px;
}

.auto_height {
  width: 100%;
}

.help{
  background-color: lightgray;
  float: right;
  width: 5%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

#help_div {
  visibility: hidden;
  height: 100%;
  width: 100%;
  background-color: rgba(200, 200, 200, 0.5);
  position: absolute;
}

#load_div {
  visibility: hidden;
  height: 100%;
  width: 100%;
  background-color: rgba(200, 200, 200, 0.5);
  position: absolute;
}