* {
    margin: 0;
    padding: 0;
}

body {
    padding-bottom: 150px;
}

.header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 10px 5px;
    background: #3f51b5;
}

img.logo {
    width: 110px;
    margin-left: 10px;
    float: left;
}

img.profile {
    width: 36px;
    height: 35px;
    float: right;
    margin-right: 30px;
    border-radius: 50%;
}

.user-icon {
    width: 40px;
    float: right;
}

.girl-icon {
    width: 35px;
    height: 30px;
    border-radius: 3px;
    float: left;
    position: relative;
    top: 1px;
}

.send {
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 80px;
    background: #27ae60;
    text-align: center;
}

.send [type="text"] {
    width: 85%;
    border: none;
    height: 40px;
    margin-top: 20px;
    text-indent: 10px;
    font-size: 13px;
    color: #4a4a4a;
}

.send [type="text"]::placeholder {
    font-size: 13px;
    color: #4a4a4a;
}

.send [type="button"] {
    width: 100px;
    height: 40px;
    margin-left: -5px;
    border: none;
    background: #32465a;
    color: #fff;
    font-size: 17px;
    cursor: pointer;
}

#chatLog,
#first {
    width: 90%;
    margin: auto;
    margin-top: 80px;
} 

#user_msg {
    min-height: 30px;
    line-height: 30px;
    float: right;
    background: #e7e7e7;
    text-align: center;
    color: #4a4a4a;
    font-size: 14px;
    font-family: sans-serif;
    border-radius: 100px;
    padding: 5px 15px;
    margin-bottom: 10px;
}

#girl_msg {
    float: left;
    padding: 5px 15px;
    min-height: 30px;
    background: #435f7a;
    color: #fff;
    font-size: 14px;
    font-family: sans-serif;
    text-align: center;
    border-radius: 100px;
    line-height: 30px;
    margin-bottom: 10px;
    margin-left: 5px;
}

#girl_pic {
    clear: both; 
    display: none; 
    width: 300px; 
    margin: 20px 0 0 40px;
}

/* width */
::-webkit-scrollbar {
    width: 10px;
  }
  
  /* Track */
  ::-webkit-scrollbar-track {
    background: #f1f1f1; 
  }
   
  /* Handle */
  ::-webkit-scrollbar-thumb {
    background: #888; 
  }
  
  /* Handle on hover */
  ::-webkit-scrollbar-thumb:hover {
    background: #555; 
  }

@media screen and (max-width: 600px) {
    .send [type="text"] {
        width: 60%;
    }

    #user_msg, 
    #girl_msg {
        padding: 4px 10px;
        padding-left: 20px;
        min-height: 20px;
        max-width: 200px;
        line-height: 20px;
        text-align: left;
    }

    #girl_pic {
        width: 200px;
    }
}