body {
  /* font-family: Arial, sans-serif;
  padding:0;
  margin: 0; */
}
#chat_wrap {
  position: fixed;
  bottom: 50px;
  right: 50px;
  width: calc(500px);
  height:  500px;
  background-color: white;
  overflow:hidden;
  box-shadow: 2px 7px 8px rgba(0,0,0,.3);
  overflow: hidden; /* スクロールバーを隠す */
  border-radius: 5px;
  display: none;
}


@media (max-width: 600px) {
  #chat_wrap {
    width: calc(100%);
    bottom: 0px;
    right: 0px;
  }
}

#chat-container {
  overflow: hidden;
  position: relative;
  height: calc(100% - 40px);
}
#chat-app {
  overflow: hidden;
  position: relative;
  flex-direction: column;
  display: flex;
  flex-direction: column; /* 要素を縦に並べる */
  height: 100%;
}
.chat-box {
    overflow-y: scroll;
    overflow-x: hidden;
    margin-bottom: 0px;
    padding: 5px;
    /* padding-bottom: 54px; */
    /* height: calc(100vh - 57px); */
    height:calc( 100% - 57px);
    position: relative;
    flex-grow: 1; /* 残りのスペースを占める */
    overflow-y: auto; /* コンテンツが増えるとスクロール可能 */
 }
 .message_wrap {
   overflow: hidden;
   width: 100%;
   position: relative;
 }

.message {
  margin: 5px 0;
  padding: 5px 10px;
  border-radius: 5px;
  max-width: calc(100% - 100px);
  position: relative;
}

.message a{
  text-decoration: underline;
  background-color: whitesmoke
}

.user {
  background: #424242;
  float: right;
  color: white;
}

.bot {
  margin-left: 20px;
  background: #f1f1f1;
  float: left;
}
.bot::before {
  content: "";
  width: 15px;
  height: 15px;
  background-color: #f1f1f1;
  position: absolute;
  left: -10px;
  top: 10px;
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
  transform: rotate(-90deg);
}

.bot_icon {
  float: left;
  width: 35px;
  height: 35px;
  overflow: hidden;
  background-color: black;
  padding: 5px;
  border-radius: 500px;
}

.bot_icon img{
  width: 100%;
  display: block;
  margin-left: 1px;
  margin-top: -1px;
}
.input-box {
  display: block;
  position: relative;
  bottom: 0;
  left:0;
  overflow: hidden;
  width: calc(100% - 10px);
  padding: 5px;
  background-color: white;
  border-top: solid 1px #dcdcdc;
  position: relative;
}

.input-box input {
  flex: 1;
  padding: 0px;
  padding-left:8px;
  padding-right:8px;
  margin: 0;
  border: 1px solid #ddd;
  border-radius:  4px 0px 0px 4px ;
  float: left;
  width: calc(100% - 90px);
  font-size: 16px;
  line-height: 34px;
  height: 34px;
  color: black;
  box-shadow: inset 1px 2px 5px rgba(0,0,0,.1);
}

.input-box button {
  padding:0;
  margin: 0px;
  float: left;
  background: #424242;
  color: white;
  border-radius: 0px 4px 4px 0px;
  cursor: pointer;
  width: calc(70px);
  border: none;
  overflow: hidden;
  vertical-align: middle;
  display: block;
}
.input-box span.material-symbols-outlined {
  line-height: 36px;
  width: inherit;
  height: 36px;
  font-size: 30px;
  display: block;
  vertical-align: middle;
}
button:hover {
  /* background: #0056b3; */
}