body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-size: 14px;
}

html {
    --yg-default-color: #316cf4;
    --yg-text-default-color: #555555;
    --yg-title-default-color: #2b2b2b;
}

.container-ling {
    width: 1530px;
    max-width: 1530px;
    margin: 0 auto;
}

.b-shadow {
    box-shadow: 0 0 12px gray;
}

.b-border {
    border: solid 1px lightgray;
}

.search {
    --default-height: 30px;
    border-radius: 5px;
    display: flex;
    align-items: center;
    height: var(--default-height);
    border: 1px solid var(--yg-default-color);
}
.search input {
    height: 100%;
    border-radius: 5px;
    outline: none;
    border: none;
    padding: 0 2px;
}
.search button {
    height: 100%;
    color: var(--yg-default-color);
    cursor: pointer;
    text-align: center;
    border: none;
    background-color: transparent;
    padding: 0 1rem;
    border-left: 1px solid var(--yg-default-color);
}
.search button:hover {
    color: #fff;
    background-color: var(--yg-default-color);
}

.navbar-item {
    padding: 1rem 2.5rem;
    text-decoration: none;
    outline: none;
    color: #fff;
    font-size: 20px;
}

.navbar-item:hover {
    background-color: #1d55d6;
}

.menu-tooltip {
    visibility: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: absolute;
    background-color: white;
    top: 100%;
    transition: all 0.3s ease-in-out;
    border-radius: 10px;
    padding: 15px 30px;
    gap: 10px;
    z-index: 2;
}

.navbar-menu {
    text-decoration: none;
    outline: none;
    color: var(--yg-text-default-color);
}

.navbar-menu:hover {
    color: #1d55d6;
}

.col-gap {
    margin-top: 40px;
}

.float-box {
    position: fixed;
    top: 20vh;
    right: 10px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.float-box a {
    text-decoration: none;
}
.float-box .item {
    background-color: white;
    width: 90px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    border-radius: 5px;
    cursor: pointer;
}
.float-box .item img {
    max-width: 45px;
}
.float-box .item span {
    text-align: center;
    font-size: 14px;
    color: #909aa0;
    font-weight: bold;
}
.l-hide {
    visibility: hidden;
}