body {
    font-family: "Microsoft Yahei", Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.8em;
    display: flex;
    justify-content: center;
}

.container {
    margin-top: 2.66666667em;
    /* 40/15 */
}

h1,
strong,
a {
    color: rgb(102, 121, 223);
}

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

dl {
    margin: 0;
}

dl dt {
    font-weight: bold;
    font-size: 1.04em;
}


/* css for header */

header {
    display: flex;
}

h1 {
    margin-bottom: 0;
}

address {
    font-style: normal;
}

.contact li span {
    width: 5.33333333em;
    /* 80/15 */
    text-align: right;
    display: inline-block;
}


/* end header */


/* css for content */

.content {
    display: flex;
    justify-content: space-around;
    margin-top: 1.33333333em;
}

.content > article > section {
    padding: .5em 0;
}

h2 {
    font-size: 1.33333333em;
    /* 20/15 */
    padding-bottom: .33333333em;
    /* 5/15 */
    border-bottom: 1px solid black;
}


/* end content */

.circle {
    width: .53333333em;
    height: .53333333em;
    /* 8/15 */
    margin: 0 .66666667em;
    /* 10/15 */
    background: black;
    border-radius: 100%;
    display: inline-block;
}


/* css for education */

.edu-year {
    width: 5.8em;
    display: inline-block;
}

.edu-content {
    display: inline-block;
    margin-left: 6.7em;
    /* (87+10+4-0.5)/15 */
    padding-left: .9em;
    /* 13.5/15 */
    border-left: .06666667em solid black;
    /* 1/15 */
}

.edu-title {
    font-weight: bold;
    margin-bottom: .2em;
    /* 3/15 */
    display: inline-block;
}

.edu-placeholder {
    height: .625em;
    border-left: 1px solid black;
    margin-left: 6.7em;
    /* (87+10+4-0.5)/15 */
}


/* end education */


/* css for project */

.project dl dt {
    margin-bottom: .2em;
}

.project dl dd {
    margin-left: .26666666em;
    /* 26666666.5/2 */
    padding-left: .9em;
    /* 13.5/15 */
    border-left: .06666667em solid black;
    /* 1px */
}
.project .circle {
    margin-left: 0em;
}
.project dl dd:first-child {
    padding-top: .66666667em;
    /* 10/15 */
}
.project dl dd:first-child span {
    display: inline-block;
    width: 6em;
    background-color: rgb(233,236,251);
    color: rgb(102, 121, 223);
    font-size: .8em;
    text-align: center;
    margin-left: 1em;
    line-height: 1.5em;
    border-radius: .75em;
}
.project dl dd:last-child {
    padding-bottom: .66666667em;
}

.key-point {
    background: rgb(102, 121, 223);
    color: white;
    padding: .13333333em .33333333em;
    /* 2px 5px */
    margin: .33333333em 0 .6em;
    /* 5/15 */
    display: inline-block;
    font-size: .875em;
    /* 14/16 */
}


/* end project */

/* .award-item:before, */
.skill-item dd:before,
.other-item li:before,
.eval-item li:before {
    content: "";
    background: url('../img/check.png') no-repeat;
    background-size: .8em .8em;
    /* 12/15 */
    display: inline-block;
    width: .8em;
    height: .8em;
    padding-right: .33333333em;
    /* 5/15 */
}
.project dl dd .bgm:before {
    content: "";
    background: url('../img/check.png') no-repeat;
    background-size: .8em .8em;
    /* 12/15 */
    display: inline-block;
    width: .8em;
    height: .8em;
    padding-right: .33333333em;
    /* 5/15 */
}


/* css for skill */

.skill-item dd {
    margin-left: 0;
}

.skill-item dt {
    margin: .33333333em 0;
    /* 5/15 */
}

.skill-item {
    margin-bottom: 1em;
    /* 15/15 */
}

.skill-item:last-child {
    margin-bottom: 0;
}


/* end skill */


/* css for footer */

footer {
    text-align: center;
    font-size: .8em;
    margin: 3em 0 2em;
}


/* end footer */


/* css for media */

@media screen and (min-width: 900px) {
    .container {
        width: 900px;
    }
    header {
        /* justify-content: space-between; */
        justify-content: space-around;
    }
    .title {
        text-align: left;
    }
    .content > article {
        width: 29em;
    }
    .content > article:first-child {
        padding-right: 1em;
    }
    .content > article:last-child {
        padding-left: 1em;
    }
}

@media screen and (max-width: 900px) {
    .container {
        width: 95%;
    }
    .content > article {
        width: 100%;
    }
    header,
    .content {
        flex-wrap: wrap;
        flex-direction: column;
    }
    .title {
        text-align: center;
    }
    header {
        align-items: center;
    }
    .content > article {
        padding: 0;
    }
    address {
        font-size: .94em;
    }
}


/* end media */