style.css

:root {
	--primary-c: #2196F3;
	--secondary-c: #B2D7F5;
	
	--white: #FDFBFB;
	
	--text: #082943;	
	--bg: var(--primary-c);
}

html, body {
    height: 100%;
	padding: 0;
	margin: 0;
}

body {
    overflow: hidden;
    background-color: var(--bg);
    display: flex;
    justify-content: center;
    align-items: center;
	font-family: 'Raleway', sans-serif;
	color: var(--text);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

ul {
	list-style-type: none;
	padding-left: 50px;
	margin: 0;
}

li {
	display: block;
	position: relative;
	padding: 20px 0px;
}

h2 {
	margin: 10px 0;
    font-weight: 900;
    text-align: center;
}

.card {
	display: flex;
	flex-direction: column;	
	background: var(--white);
	width: 300px;
	padding: 20px 25px;
	border-radius: 20px;
	box-shadow: 0 19px 38px rgba(0, 0, 0, 0.13);
}


input[type=radio] {
	position: absolute;
	visibility: hidden;
}

label { 
	cursor: pointer; 
	font-weight: 400;
}

.check {
	width: 30px; height: 30px;
	position: absolute;
	border-radius: 50%;
	transition: transform .6s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

input#one ~ .check { 
	transform: translate(-50px, -25px); 
	background: var(--secondary-c); 
}
input#two ~ .check { 
	transform: translate(-50px, -83px); 
	background: var(--primary-c);
	box-shadow: 0 6px 12px rgba(33, 150, 243, 0.35);
}

input#one:checked ~ .check { transform: translate(-50px, 33px); }

input#two:checked ~ .check { transform: translate(-50px, -25px); }

.card .next{
    background-color: khaki;
    height: 30px;
    width: 80px;
    margin: auto;
    border: transparent;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 700;
}

.card .next:hover{
    cursor: pointer;
}

#input{
    -webkit-appearance: none;
    width: 100%;
    height: 7px;
    border-radius: 5px;   
    background: #eee;
    outline: none;
    opacity: 0.7;
    -webkit-transition: .2s;
    transition: opacity .2s;
    margin: 20px 0;
}

#input:hover{
    background: #ddd;
}

#input::-webkit-slider-thumb{
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%; 
    background: #2196F3;
    cursor: pointer;
}
  
#input::-moz-range-thumb{
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #2196F3;
    cursor: pointer;
}

#nilai{
    display: inline-block;
    margin: auto;
}

#persen{
    display: inline-block;
    width: 25px;
    height: 25px;
    background-color: sandybrown;
}

#konten .container{
    margin: auto;
}

.avatar img{
    margin-bottom: -70px;
    margin-left: -25%;
}

.avatar{
    height: 25%;
    width: 25%;
    display: inline-block;
}

.roomchat{
    display: inline-block;
    height: 500px;
    width : 700px;
    box-shadow: 0 19px 38px rgba(0, 0, 0, 0.13);
}

#chat::-webkit-scrollbar-track {
    border-radius: 10px;
	background-color: #F5F5F5;
}

#chat::-webkit-scrollbar {
	width: 6px;
	background-color: #F5F5F5;
}

#chat::-webkit-scrollbar-thumb {
    border-radius: 10px;
	background-color: crimson;
}

.chat{
    border: 1px solid black;
    height: 450px;
    overflow-y: auto;
    margin-bottom: 10px;
    background-image: url(background.jpg);
    padding-bottom: 25px;
    border-radius: 0 0 5px 5px;
}

.input{
    height: 50px;
}

.player{
    padding: 0 10px;
    margin: 10px 0;
}

.bot{
    padding: 0 10px 10px 10px;
    margin: 10px 0;
}

#message{
    height: 25px;
    width: 590px;
    margin-left: 5px;
    border-radius: 10px;
    border: transparent;
    padding-left: 10px;
}

#kirim{
    border: transparent;
    border-radius: 10px;
    width: 75px;
    height: 25px;
    background-color: crimson;
    color: white;
    margin-left: 10px;
}

.bot img{
    float: left;
    width: 50px;
    height: 50px;
}

.bot p{
    display: block;
    background-color: khaki;
    border: 8px solid transparent;
    border-radius: 30px 30px 30px 0px;
    padding: 0 10px;
    float: left;
    margin-bottom: -5px;
    margin-right: 30%;
}

.player p{
    display: block;
    background-color: cornflowerblue;
    border: 8px solid transparent;
    border-radius: 30px 30px 0px 30px;
    padding: 0 10px;
    text-align: right;
    float: right;
    margin-bottom: -5px;
    margin-left: 30%;
}

#header{
    /* position: absolute; */
    height: 60px;
    width: 100%;
    background-color: #082943;
}

#header img{
    display: inline-block;
    width: 50px;
    height: 50px;
    background-color: #FDFBFB;
    border-radius: 50%;
    border: 3px solid khaki;
    margin-left: 20px;
    margin-top: 3px;
}

#header .status{
    display: inline-block;
    color: #FDFBFB;
    position: absolute;
    margin-left: 10px;
    font-family: Arial, Helvetica, sans-serif;
    margin-top: 15px;
}

#header h4{
    font-weight: 300;
    padding: 0;
    margin: 0;
}

#header p{
    padding: 0;
    margin: 0;
    font-size: 12px;
}

@media (max-width:768px){
    #konten{
        width: 100%;
    }

    #konten .container{
        width: 90%;
    }

    .roomchat{
        width: 100%;
    }
    
    #message{
        width: calc(100% - 120px);
    }
}

@media (max-width:992px){
    .avatar img{
        display:none;
    }

    .roomchat{
        width: 100%;
    }
}