*{
    margin: 0;
    padding: 0;
    transition: all 0.8s ease;
}
.dlt{
    display: none;
}
table {
    font-family: arial, sans-serif;
    border-collapse: collapse;
    width: 100%;
    border: 1px solid black;
    color: white;
  }
  
  td, th {
    border: 1px solid black;
    text-align: left;
    padding: 8px;
  }
  th{
      background-color: tomato;
  }
  tr:nth-child(even) {
    background-color:rgb(42, 192, 192);
  }
  tr:nth-child(odd) {
    background-color:teal;
  }
  input{

    padding: 1% 7%;
    margin-bottom: 1%;
    border: none;
    border-bottom: 2px solid transparent;
    background-color: rgb(224, 224, 224);
}

input:hover,input:focus{
    padding: 1% 10%;
    margin-bottom: 1%;
    border-bottom: 2px solid steelblue;
}
div{
    margin-top: 7px 2px;
}
button{
    margin-right: 7px;
    padding: 2% 4%;
    border: none;
    border-bottom: 2px solid transparent;
    background-color: silver;

}
h1{
    font-size: 130%;
    text-transform: uppercase;
    text-align: center;
    font-family: Arial, Helvetica, sans-serif;
}