.header{
  height: 60px;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: white;
  border-bottom-width: 1px;
  border-bottom-style: solid ;
  border-bottom-color: rgb(228, 228, 228); 
  z-index: 100;
}
.left_section{
  display: flex;
  align-items: center;

}
.Middle_section{
  flex: 2;
  margin-left: 70px;
  margin-right: 35px;
  max-width: 500px;
  display: flex;
  align-items: center;
}
.right_section{
  width: 200px;
  margin-right: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.searchbar{
  flex: 1;
  height: 36px;
  padding-left: 10px;
  font-size: 16px;
  border-width: 1px;
  border-style: solid;
  border-color: gray;
  border-radius: 2px;
  box-shadow: inset 1px 2px 5px rgba(0, 0, 0, 0.15);
  width: 0;
 
  
}
.searchbar::placeholder{
  font-family: 'Roboto', sans-serif;
  font-size: 16px;
}
.hamburger_menu{
  height: 24px;
  margin-left: 20px;
  margin-right: 20px;
}
.youtube-logo{
  height: 24px;
}
.search_button{
  height: 40px;
  width: 66px;
  background-color: rgb(240, 240, 240);
  border-width: 1px;
  border-color: rgb(192, 192, 192);
  margin-left: -1px;
}
.voice_search_button{
  height: 40px;
  width: 40px;
  border-radius: 20px;
  border: none;
  margin-left: 10px;
  background-color: rgb(245, 245, 245);
}
.search_button,
.voice_search_button,
.upload_icon_container,
.apps_icon_container,
.notification_icon_container{
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.search_button .tooltip,
.voice_search_button .tooltip,
.upload_icon_container.tooltip,
.apps_icon_container.tooltip,
.notification_icon_container.tooltip {
  position: absolute;
  background-color: gray;
  color: white;
  padding-top: 4px;
  padding-bottom: 4px;
  padding-left: 8px;
  padding-right: 8px;
  border-radius: 2px;
  font-size: 12px;
  bottom: -15px;
  opacity: 0;
  transition: opacity 0.15s;
  pointer-events: none;
  white-space: nowrap;
}
.search_button:hover .tooltip,
.voice_search_button:hover .tooltip,
.upload_icon_container:hover .tooltip,
.apps_icon_container:hover .tooltip,
.notification_icon_container:hover .tooltip{
  opacity: 1;
}
.search_icon{
  height: 24px;
  margin-top: 5px;
}
.voice_search_icon{
  height: 25px;
  margin-top: 5px;
}
.upload_icon{
  height: 24px;
}
.youtube_app_icon{
  height: 24px;
}
.notification_icon{
  height: 24px;
  
}
.notification_icon_container{
  position: relative;
}
.notification_count{
  position: absolute;
    top: -5px;
    right: -5px;
    background-color: red;
    color: white;
    font-family: 'Roboto', sans-serif;
    font-size: 12px;
    border-radius: 12px;
    padding-left: 2px;
    padding-right: 2px;
    padding-top: 2px;
    padding-bottom: 2px;
  }
.user_image{
  height: 32px;
  border-radius: 16px;

}