button.css

.search-tool-button {
    display:flex;
    flex-direction: row;
    align-items: center;
    position: relative;
    background-color: #f7f7f7;
    border-color: rgba(128, 128, 128, 0.399); 
    border-style:solid;
    border-width: 1px; 
    border-left: none;
    cursor: pointer;
    width:65px;
    height:39.5px;
    padding:0;
    margin:0;
    padding-left: 20px;
    padding-right:20px;
}

.youtubelogo-button {
    display:flex;
    flex-direction: row;
    background-color: transparent;
    border-color: transparent;
    cursor: pointer;
}
.hamburger-button, .voice-button, .apps-button,
.upload-button, .notifications-button, .user-profilepic-button {
    display:flex;
    flex-direction: row;
    background-color: transparent;
    border-color: transparent;
    cursor: pointer;
    margin-left: 10px;
}
.voice-button {
    padding:5px;
    border-color: transparent;
    border-radius: 24px;
    background-color: rgba(229, 228, 228, 0.314);
}

.nav-menu-buttons {
    display:flex;
    flex-direction: row;
    background-color: transparent;
    border-color: transparent;
    cursor: pointer;
    height:15px;
    width:40px;
    margin-top:23px;
}