website-theme/static/css/style.css

/* General */
body {
    min-height:100vh;
    margin: 0;
    padding: 20px;
    box-sizing:border-box;
    background-color: #EFEFEF;
    color: #707070;
    text-align: center;
    font-family:-apple-system, BlinkMacSystemFont, "Helvetica Neue", "Segoe UI","Noto Sans Japanese","ヒラギノ角ゴ ProN W3", Meiryo, sans-serif;
    line-height: 1.5;
}

a:link {
    color: #707070;
}

a:visited {
    color: #707070;
}

a:hover {
    color: #707070;
}

a:active {
    color: #707070;
}

/* Header */
header .avatar {
    position: relative;
    height: 100px;
}

header .avatar img {
    position: absolute;
    width: 100px;
    margin: 0 auto;
    left: 0;
    right: 0;
}

header .avatarMask {
    clip-path: circle(48px at center);
    -webkit-clip-path: circle(48px at center);
}

/* Footer */
footer {
    font-size: 12px;
    box-sizing:border-box;
}

/* Top page */
#profileContainer {
    min-height: calc(100vh - 100px);
    display: flex;
    justify-content: center;
    align-items: center;
}

#profile {
    max-width: 600px;
    min-width: 300px;
}

nav ul {
    display: flex;
    justify-content: space-evenly;
    width: 300px;
    margin: 20px auto;
    padding: 0;
    list-style: none;
}

/* Contents List */
#searchBox {
    position: relative;
    width: 300px;
    height: 30px;
    margin: 20px auto;
}

#searchBox #searchBoxInput {
    position: absolute;
    width: 100%;
    padding: 0 35px 0 15px;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 15px;
    outline: 0;
    font-size: 15px;
    color: #707070;
    background-color:#f6f6f6;
    border: solid 1px #c9c9c9;
    box-sizing: border-box;
}

#searchBox #searchBoxInput::placeholder {
    color: #c9c9c9;
}

#searchBox #searchBoxIcon {
    position: absolute;
    height: 20px;
    width: 20px;
    top: 5px;
    right: 10px;
}

#searchResults {
    display: none;
    position: absolute;
    max-width: 600px;
    min-width: 300px;
    margin: 0 auto;
    top: 240px;
    left: 0;
    right: 0;
    padding: 5px;
    background-color:#f6f6f6;
    border: solid 1px #c9c9c9;
    border-radius: 5px;
    text-align: left;
    box-sizing: border-box;
}

#searchResults .searchResultPage {
    padding: 20px
}

#searchResults .searchResultTitle {
    font-weight: bold;
    margin: 5px 0;
}

#searchResults .searchResultBody {
    font-size: 14px;
}

#searchResults mark {
    background-color: #dddfdf;
}

#contentsList {
  padding: 20px;
}

#contentsList hr.separator {
    width: 10px;
    margin: 30px auto;
    border: solid 1px #C9C9C9;
}

/* Page */
div.markdown-body {
    width: 90vw;
    max-width: 800px;
    min-width: 300px;
    margin: 0 auto;
    padding: 20px;
    text-align: left;
}