.seca {
    display: block;
    float: left;
    font-size: 1.25rem;
    line-height: 45px;
    border: 1px solid #fff;
    border-radius: 25px;
    padding: 0 40px;
    margin-left: 10px;
    margin-top: 2vw;
}
.seca:nth-child(2) {
    margin-left: 10vw;
}
.seca.on {
    border: 1px solid #8b4b25;
    color: #8b4b25;
}

.newsbox {
    margin-left: 10%;
    margin-top: 2vw;
    height: auto;
    overflow: hidden;
}
.newsbox a {
    display: block;
    width: 47%;
    height: auto;
    overflow: hidden;
    float: left;
    margin: 0 3% 5vw 0;
}
.newsbox a img {
    display: block;
    width: 100%;
    height: 23vw;
    object-fit: cover;
}
.newsbox a span {
    display: block;
    line-height: 180%;
}
.newsbox a span.t1 {
    font-weight: bold;
    font-size: 1.5rem;
    margin-top: 2vw;
}
.newsbox a span.t1-2 {
    text-align: center;
}
.newsbox a span.t2 {
    color: #999;
    font-size: 0.875rem;
    margin-top: 1vw;
    margin-right: 3vw;
    display: -webkit-box;
    overflow: hidden;
    text-overflow: ellipsis;
    word-wrap: break-word;
    white-space: normal !important;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}
.newsbox a span.t2-2 {
    text-align: center;
    font-size: 1.25rem;
    margin-right: 0;
    margin-top: 0;
}

.newslist {
    width: 70%;
    height: auto;
    overflow: hidden;
    margin: 0 auto 3vw auto;
}
.newsli {
    display: block;
    height: auto;
    overflow: hidden;
    padding: 2vw 0;
    border-bottom: 1px solid #ddd;
}
.newsli span {
    display: block;
    line-height: 180%;
}
.newsli span:nth-child(1) {
    width: 20%;
    float: left;
    font-size: 1.375rem;
    font-weight: bold;
}
.newsli span:nth-child(2) {
    width: 70%;
    margin-right: 8%;
    float: right;
    font-size: 1.375rem;
    font-weight: bold;
}
.newsli span:nth-child(3) {
    width: 70%;
    margin-right: 8%;
    float: right;
    font-size: 0.875rem;
    color: #999;
    margin-top: 1vw;
}