simply-chat.css

/* CSS declarations go here */
body {
  font-family: sans-serif;
  --position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0;
  margin: 0;
  font-size: 14px;
}

#login-buttons {
  display: block;
}

h1 {
  font-size: 1.5em;
  margin: 0;
  margin-bottom: 10px;
  display: inline-block;
  margin-right: 1em;
}

.update-task
{
display: inline;
}

ul {
  margin: 0;
  padding: 0;
  background: white;
}

.delete {
  float: right;
  font-weight: bold;
  background: none;
  font-size: 1em;
  border: none;
  position: relative;
}

li {
  position: relative;
  --width:400px;
  list-style: none;
  padding: 10px;
  border-bottom: black solid 1px;
  background:#E6E6FA;
  margin-bottom:5px;
}


*{
  font-family:'Helvetica Neue',Helvetica, sans-serif;
  margin:0;
}
a{
  font-weight:bold;
  text-decoration:none;
}
.container{
  max-width:400px;
  display:block;
  margin:0 auto;
  box-shadow:0 2px 5px rgba(0,0,0,0.4);
}
.online{
  float:right; 
  margin:0 auto;
  color:white;
  margin-bottom:5px;
  position:absolute;
}

header {
  padding: 20px 15px 15px 15px;
  position: relative;
  border-bottom:9px solid white;
  background:#5FB471;
  color:white;
}

.chat-box{
  height:320px;
  overflow-y: auto; 
}

.chat-box,.enter-message{
  background:#5FB471;
  padding:0 20px;
  
  
}

.chat-box, .developer{
  background: rgba(191,220,248,1);
  background: -moz-radial-gradient(center, ellipse cover, rgba(191,220,248,1) 0%, rgba(132,183,241,1) 100%);
  background: -webkit-gradient(radial, center center, 0px, center center, 100%, color-stop(0%, rgba(191,220,248,1)), color-stop(100%, rgba(132,183,241,1)));
  background: -webkit-radial-gradient(center, ellipse cover, rgba(191,220,248,1) 0%, rgba(132,183,241,1) 100%);
  background: -o-radial-gradient(center, ellipse cover, rgba(191,220,248,1) 0%, rgba(132,183,241,1) 100%);
  background: -ms-radial-gradient(center, ellipse cover, rgba(191,220,248,1) 0%, rgba(132,183,241,1) 100%);
  background: radial-gradient(ellipse at center, rgba(191,220,248,1) 0%, rgba(132,183,241,1) 100%);
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#bfdcf8', endColorstr='#84b7f1', GradientType=1 );
}

.chat-box .message-box{
  clear:both;
}

.message-box .picture{
  float:left;
  width:50px;
  display:block;
  padding-right:10px;
}
.picture img{
  width:40px;
  height:38px;
  border-radius:5px;
}
.picture span{
  font-weight:bold;
  font-size:12px;
  clear:both;
  display:block;
  text-align:center;
  margin-top:3px;
  color:blue;
}
.message{
  float:left;
  margin-top:5px;
  background:#fff;
  display:inline-block;
  margin-bottom:5px;
  padding:10px;
  width:215px;
  border-radius:2px;
  box-shadow: 0 1px 1px rgba(0,0,0,.04);
  position:relative;
}
.message2{
  float:right;
  margin-top:5px;
  background:#fff;
  display:inline-block;
  margin-bottom:5px;
  padding:10px;
  width:215px;
  border-radius:2px;
  box-shadow: 0 1px 1px rgba(0,0,0,.04);
  position:relative;
}
.message:before, .message2:before{
  content:"";
  position:absolute;
  display:block;
  left:0;
  border-right:6px solid #fff;
  border-top: 6px solid transparent;
  border-bottom:6px solid transparent;
  top:10px;
  margin-left:-6px;
}
.message,.message2 span{
  color:black;
  font-size:13px;
}
.message,.message2 p{
  padding-top:5px;
}
.message-box.right-img .picture{
  float:right;
  padding:0;
  padding-left:10px;
}
.message-box.right-img .picture img{
  float:right;
}
.message-box.right-img .message:before, .message2:before{
  left:100%;
  margin-right:6px;
  margin-left:0;
  border-right:6px solid transparent;
  border-left:6px solid #fff;
  border-top: 6px solid transparent;
  border-bottom:6px solid transparent;
}

.enter-message{
  padding:13px;
}
.enter-message input{
  border:none;
  padding:10px 12px;
  background:white;
  width:215px;
  border-radius:2px;
}
.enter-message .send{
  padding:5px;
  color: #fff;
  background-color: #5bc0de;
  border-color: #46b8da;
  border: 1px solid transparent;
  border-radius: 4px;

  width:60px;
  cursor:pointer;
  background:#4876FF;
  font-weight:bold;
}

.notAllowed{
font-size:30px;
text-align:center;
}
.developer{
text-align:center;
color:white;
padding:5px;
background:#292421;
}