body {
    padding-top: 60px;
    margin: 0;
    overflow: hidden;
}
.global-navbar {
    background-color: #00A3AD;
    border-bottom: 2px solid #006F79;
    padding: 0 20px;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    box-sizing: border-box;
}
.global-navbar a {
    color: #FFFFFF;
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 5px;
    transition: background-color 0.2s;
    cursor: pointer;
}
.global-navbar a:hover {
    background-color: #006F79;
}
.nav-left, .nav-right {
    display: flex;
    align-items: center;
    gap: 15px;
}
.tools-dropdown {
    position: relative;
    display: inline-block;
}
.tools-dropdown .dropdown-content {
    display: none;
    position: absolute;
    background-color: #00A3AD;
    min-width: 220px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    border: 1px solid #006F79;
    border-radius: 5px;
    margin-top: 5px;
    padding: 5px 0;
    overflow: hidden;
}
.tools-dropdown:hover .dropdown-content {
    display: block;
}
.tools-dropdown .dropdown-content a {
    color: #ffffff;
    padding: 12px 20px;
    text-decoration: none;
    display: block;
    text-align: left;
    width: 100%;
    box-sizing: border-box;
}
.tools-dropdown .dropdown-content a:hover {
    background-color: #006F79;
}
.user-info {
    color: #ffffff;
}
#logout-button {
    background-color: #006F79;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}
#logout-button:hover {
    background-color: #c0392b;
}
#tool-frame {
    width: 100%;
    height: calc(100vh - 60px);
    border: none;
    display: block;
}