.navbar-nav > li{
    margin-left:15px;
    margin-right:15px;
  }

  .card
  {
    padding-top: 20px;
    padding-bottom: 20px;
    width: auto;
    text-align: center;
    color: #003049;
    background-color: #B5EAFF;
  }


.alert.success {background-color: #4CAF50;}
.alert.danger {background-color: #db0000;}


.alert.info {background-color: #2196F3;}
.alert.warning {background-color: #ff9800;}

.closebtn {
	margin-left: 15px;
	color: rgb(255, 255, 255);
	font-weight: bold;
	float: right;
	font-size: 22px;
	line-height: 20px;
	cursor: pointer;
	transition: 0.3s;
  }