.header{
    height: 55px;
    display: flex;
    justify-content: space-between;
    flex-direction: row;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: white;
    border-color: rgb(228, 228, 228);
    border-bottom-width: 1px;
    border-bottom-style: solid;
    z-index: 10;
}

.left-sec{
    display: flex;
    align-items: center;
}

.middle-sec{
    display: flex;
    flex: 1;
    align-items: center;
    margin-left: 70px;
    margin-right: 30px;
    max-width: 500px;
}

.right-sec{
    width: 150px;
    margin-right: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;

}

.upload-img,
.youtube-apps-img,
.notifications-img{
    height: 24px;
}

.notification-icon-container{
    position: relative;
}

.notifications-count{
    position: absolute;
    top: -2px;
    right: -2px;
    background-color: red;
    color: white;
    font-family: Roboto, Arial;
    font-size: 10px;
    padding-left: 4px;
    padding-right: 4px;
    border-radius: 12px;
}

.my-channel-img{
    height: 32px;
    border-radius: 16px;
}

.hamburger-menu{
    height: 24px;
    margin-left: 20px;
    margin-right: 20px;
}

.youtube-logo{
    height: 20px;
}

.upload,
.youtube-apps,
.notifications,
.my-channel{
    height: 30px;
}

.search-btn,
.voice-search-btn{
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.search-btn{
    height: 34px;
    width: 66px;
    border-width: 1px;
    border-style: solid;
    border-color: rgb(192,192,192);
    border-radius: 2px;
    margin-left: -1px;
}

.search-btn:hover{
    cursor: pointer;
}

.search-btn:hover .tool-tip{
    opacity: 1;
}

.tool-tip{
    display: flex;
    position: absolute;
    background-color: grey;
    color: white;
    padding-left: 8px;
    padding-right: 8px;
    padding-top: 4px;
    padding-bottom: 4px;
    border-radius: 2px;
    font-size: 12px;
    bottom: -30px;
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
    white-space: nowrap;
    justify-content: center;
}

.voice-search-btn{
    height: 40px;
    width: 40px;
    border-radius: 20px;
    margin-left: 10px;
    border: none;
    border-color: rgb(192,192,192);
}

.voice-search-btn:hover{
    cursor: pointer;
}

.voice-search-btn:hover .tool-tip{
    opacity: 1;
}

.search-btn-img{
    height: 24px;
}

.voice-search-btn-img{
    height: 24px;
}

.search-bar{
    flex: 1;
    height: 34px;
    padding-left: 10px;
    font-size: 16px;
    border-width: 1px;
    border-style: solid;
    border-color: rgb(192,192,192);
    border-radius: 2px;
    box-shadow: inset 1px 2px 5px rgba(0,0,0,0.05);
    width: 0;
    outline: none;
}

.search-bar::placeholder{
    font-family: Roboto, Arial;
    font-size: 16px;
}