whatsadd.css

#myBtn { 
	height: 100%;
}
.modal {
   display: none;
   position: fixed;
   top: 0px;
   left: 0;
   width:100%;
   height: 100%;
    z-index: 1;
   background-color: rgba(0,0,0,0.4);
}
/* Modal Content */
.modal-content { background-color: #fefefe;
   margin: 10% auto;
   padding: 20px;
   border: 1px solid #888;
   max-width: 400px;
}
.modal-content ::selection {
   background-color: #39f !important;
   color:white !important;
}
.modal-content button {
   border: none;background: #555;color: white;
   float:right;
   padding: 16px 20px;
   width: 120px;
   opacity: 0.8;
   }
.modal-content button:hover {
	opacity: 1.0;
	}
.modal-content button:disabled{
	background: #ccc;opacity: 1.0;
	}
.modal-content h1 { 
    font-size: xx-large;
    margin-bottom: 20px;
	}
/* The Close Button */
.close { 
   color: #aaaaaa;
   float: right;
   font-size: 28px;
   font-weight: bold;
   }
.close:hover, .close:focus { 
   color: #000;
   text-decoration: none;
   cursor: pointer;}
textarea {
   width:99%;
   margin:10px auto;
   border:1px solid #ccc;
   border-radius:4px;
   resize: vertical;
   }
.modal-content  .lastrow {
	height:50px;
	}
#invalid-dialog {
   position:absolute;
   top:5px;
   margin: 10% auto;
   color:red;
   }
#validate-dialog {
   position:absolute;
   top:26px;
   margin: 10% auto;
   color:green;
   }
.popup {
   display: inline-block;
   cursor: pointer;
   user-select: none;
   }
.popup .popuptext  {
   visibility: hidden;
   width:80px;
   background-color: #555;
   color: #fff;
   text-align: center;
   border-radius: 6px;
   padding: 8px 0;
   position: absolute;
   z-index: 1;
   top: 80%;
   right: 145px;
   margin-left: -40px;
   }
.popup .show {
   visibility: visible;
   -webkit-animation: fadeIn 1s;
   animation: fadeIn 1s;
   };
@-webkit-keyframes fadeIn {
   from {opacity: 0;} to {opacity: 1;} 
   }
@keyframes fadeIn {
	from {opacity: 0;}  to {opacity:1 ;}
	}
.popup .popuptext::after { 
   content: '';
   position: absolute;
   top: -10px;
   left: 50%;
   margin-left: -5px;
   border-width: 5px;
    border-style: solid;
   border-color: transparent transparent #555 transparent;
   }