@font-face {
    font-family: "corp";
    src: local("Corporate Logo ver2 Bold"),
         url("./corp.ttf") format("truetype");
    font-display: swap;
}

html, body {
    padding: 0;
    margin: 0;
    width: 100vw;
    height: 100vh;
    color: #444444;
    background: #45C9B1;
    font-family: "corp", arial, sans-serif;
    overflow: hidden;
}
a, a:hover {
    text-decoration: none;
    color: inherit;
}
header {
    padding: 0 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header-left {
    font-size: 15px;
    line-height: 30px;
}
.header-left-float {
    padding: 0;
    margin: 0;
    width: 400px;
    height: 32px;
    position: absolute;
    transform: rotate(90deg);
    top: 50%;
    right: -170px;
    text-align: center;
}
.header-left-float h1 {
    margin: 0;
}
.header-right {
    display: flex;
    align-items: center;
}
.header-right select, .header-right input {
    color: #444444;
    border: 5px #444444 solid;
    height: 60px;
    font-weight: bold;
    padding: 0 10px;
    background: #f5f5f5;
}
.header-right input {
    border-left: none;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    font-size: 15px;
    width: 300px;
}
.articles {
    position: absolute;
    bottom: 50%;
    left: 50%;
    transform: translate(-50%, 55%);
    width: 30vw;
    min-width: 350px;
    max-width: 700px;
    height: 75vh;
    background: #f5f5f5;
    border: 5px #444444 solid;
    box-shadow: 0 0 40px 0 rgba(0, 0, 0, 0.2);
    text-align: center;
    margin: 0 auto;
}
.articles > h2 {
    height: 25px;
    padding-top: 10px;
    margin: 0;
    maergin-bottom: 20px;
    font-size: 18px;
    border-bottom: 5px #45C9B1 solid;
    display: inline-block;
}
.articles-container {
    width: 90%;
    height: calc(100% - 60px);
    overflow-y: auto;
    margin: 0 auto;
    margin-top: 20px;
}
.articles-container-item {
    padding: 20px;
    text-align: left;
    border-bottom: 5px #444444 solid;
}
.articles-container-item:hover {
    background: #cecece;
}
.articles-container-item-info {
    font-size: 13px;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
}
.articles-container-item-info-date {
    color: #45C9B1;
}
.articles-container-item-info-site {
    color: #888888;
}

@media screen and (max-width: 1000px) {
    header {
        display: block;
    }
    .header-right {
        display: flex;
        justify-content: center;
    }
    .header-right select, .header-right input {
        height: 90px;
    }
    .articles {
        width: 95vw;
    }
}