.form-control {
    display: block;
    width: 100%;
    padding: .375rem .75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: .25rem;
    transition: border-color .15s ease-in-out,box-shadow .15s ease-in-out;
  }
  
  .modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 200; /* Sit on top */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: hidden; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
  }
  
  .show {
    display: block;
  }
  
  /* The Close Button */
  .close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    background: transparent;
    border: none;
  }
  
  .close:hover,
  .close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
  }
  
  .modal-dialog {
    position: relative;
    width: auto;
    margin: .5rem;
    pointer-events: none;
    overflow: hidden;
  }
  
  .modal-dialog-centered {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
  }
  
  /* Modal Header */
  .modal-header {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: start;
    -ms-flex-align: start;
    align-items: flex-start;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid #e9ecef;
    border-top-left-radius: .3rem;
    border-top-right-radius: .3rem;
  }
  
  /* Modal Header Title */
  .modal-title {
    margin: 0;
    line-height: 1.5;
  }
  
  /* Modal Body */
  .modal-body {
    position: relative;
    -webkit-box-flex: 1;
    -ms-flex: 1 1 auto;
    flex: 1 1 auto;
    padding: 1rem;
    overflow-x: auto;
    height: auto;
  }
  
  /* Modal Footer */
  .modal-footer {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: end;
    -ms-flex-pack: end;
    justify-content: flex-end;
    padding: 1rem;
    border-top: 1px solid #e9ecef;
  }
  
  /* Modal Content */
  .modal-content {
    position: relative;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    width: 50%;
    pointer-events: auto;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #d3d3d3;
    border-radius: .3rem;
    outline: 0;
    margin: auto;
  }
  
  /* Add Animation */
  @keyframes animatetop {
    from {top: -300px; opacity: 0}
    to {top: 0; opacity: 1}
  }

  .button {
    display: inline-block;
    font-weight: 400;
    color: #ffffff;
    text-align: center;
    vertical-align: middle;
    background-color: transparent;
    border: 1px solid transparent;
    border-radius: 0.25rem;
    padding: .75rem;
    font-size: 1rem;
    line-height: 1.5;
    transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
    background-color: rgb(0, 123, 255);
    cursor: pointer;
  }

  .text-center {
    text-align: center;
  }

  .pull-right {
    text-align: right;
    float :right;
  }