@font-face {
    font-family: 'Poppins';
    src: url('../font/Poppins-Regular.ttf');
    font-weight: 400;
    font-style: normal;
}
/* 公共样式 */
body {
    margin: 0;
    padding: 0;
    background-color: #ffffff;
    font-family: 'Poppins', Arial, sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    font-weight: 500;
    color: #444;
}

a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

ul {
    list-style: none;
    padding: 0;
}

img {
    display: block;
    max-width: 100%;
    height: 100%;
}
nav{
    height: 70px;
    margin-top: -5px;
    background: #cfcfcf url(../images/bg.png) 100% 100%;
}
.logo{
    display: flex;
    justify-content: start;
    align-items: center;
    max-width: 66.6%;
    margin: 0 auto;
}
.logo:hover{
    cursor: pointer;
}
.item{
    flex:1;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.item img{
    z-index: 1;
    object-fit: contain;
    transition: transform 0.3s ease;
}
.item img:hover {
    cursor: pointer;
    transform: scale(1.1);
    transform-origin: center;
}

.item .tag{
    position: absolute;
    z-index: 2;
    font-size: 14px;
    line-height: 20px;
    bottom: 7px;
    right: 7px;
    padding:3px 10px;
    background-color: rgba(0,0,0,0.5);
    color: #FFFFFF;
    font-weight: 400;
    text-align: center;
    border: 1px solid #FFFFFF;
}
.item .tag:hover{
    cursor: pointer;
    background-color: #FFFFFF;
    color: #000000;
    font-weight: 500;
}
.item .tag:hover + img {
    transform: scale(1.1);
    transform-origin: center;
}
.scale_1{
    transition: transform 0.3s ease;
}
.scale_1:hover{
    transform: scale(1.1);
    z-index: 99;
    transform-origin: center;

}