/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */
/* Document
   ========================================================================== */

* {
  box-sizing: border-box;
  font-size: 16px;
  letter-spacing: 1px;
  color: #616161;
}

.topics-contents {
  padding: 100px 0 0 0;
}
@media (max-width: 740px) {
.topics-contents{
  padding-top:30px;
  width:90%;
  margin:0 0 0 5%;
}
}

.topics-contents__one {
  border: 1px dotted #616161;
  margin: 0 0 100px 0;
  background:#fff;
}
@media (max-width: 740px) {
.topics-contents__one {
  padding:0;
  margin:0 0 30px 0;
  background:#fff;
}
}

.topics-contents__info {
  width:100%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  padding: 30px 5%　0　5%;
  background:#EDB35D;
}
@media (max-width: 740px) {
.topics-contents__info {
  flex-wrap: wrap;
  margin-bottom:20px;
}
}

.topics-contents__info dt {
  width:35%;
  font-size: 18px;
  font-weight: bold;
  margin: 20px 1% 20px 5%;
  text-align: right;
  padding: 10px 0;
  display:flex;
}
.topics-contents__info dt .date {
font-size:11px;
font-weight:normal;
line-height:26px;
margin:0 0 0 10px;
color:#fff;
}
.topics-contents__info dt .new {
  width:auto;
  background-color: #F67749;
  color:#fff;
  line-height:26px;
  padding:0 10px;
  font-weight:normal;
  display:block;
  text-align:center;
  margin-right:5px;
}
.topics-contents__info .topics-contents__openhouse {
  width:150px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  font-size: 15px;
  position: relative;
  background-color: #FF523A;
  margin-right:10px;
}
.topics-contents__info .topics-contents__openhouse::after {
  position: absolute;
  top: -webkit-calc(50% - 10px);
  top: calc(50% - 10px);
  right: -20px;
  content: "";
  border-left: 20px solid #FF523A;
  border-top: 10px solid transparent;
  border-right: 10px solid transparent;
  border-bottom: 10px solid transparent;
}
.topics-contents__info dd {
  padding: 10px 0;
  font-size: 18px;
  font-weight: bold;
  width: 80%;
  display:flex;
  margin:20px 0 0 0;
}
.topics-contents__info dd strong {
  color:#fff;
}
@media (max-width: 740px) {
  .topics-contents__info .topics-contents__openhouse {
    width:auto;
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 11px;
    position: relative;
    background-color: #FF523A;
    margin-right:10px;
    font-weight:normal;
    padding:0 10px;
    line-height:1.7;
  }
  .topics-contents__info .topics-contents__openhouse::after {
    border-left:none;
  }
  .topics-contents__info dt {
    width:90%;
    margin:0 0 0 5%;
    display:flex;
  }
  .topics-contents__info dt .new {
    width:auto;
    background-color: #F67749;
    color:#fff;
    line-height:26px;
    padding:0 10px;
    font-weight:normal;
    display:block;
    text-align:center;
    margin-right:5px;
  }
  }


.topics-contents__info dd {
  width:90%;
  margin:30px 0 20px 0;
  padding:0 0 10px 0;
  display:block;
}
.topics-contents__info dt .new {
  width:auto;
  background-color: #F67749;
  color:#fff;
  padding:0 10px;
  font-weight:normal;
  display:block;
  text-align:center;
  margin-right:5px;
  font-size:11px;
  height:auto;
}
@media (max-width: 740px) {
  .topics-contents__info dd {
    width:90%;
    margin:0px 0 0px 5%;
    padding:0 0 10px 0;
    display:block;
  }
}


@media (max-width: 740px) {
  .topics-contents__info dd strong {
    width:100%;
    margin-left:0px;
  }
}

.topics-contents__info dd .date {
  font-weight:normal;
  font-size:12px;
  line-height:2em;
  margin-left:20px;
}
@media (max-width: 740px) {
.topics-contents__info dd .date {
  width:100%;
  margin:0;
}
}

.topics-contents__inner {
  width: 750px;
  margin: 50px auto;
}
@media (max-width: 740px) {
  .topics-contents__inner {
    width: 100%;
    margin: 0px auto;
  }
  .topics-contents__image {
    width:90%;
    margin:0 0 0 5%;
  }
  .topics-contents__image img{
    width:100%;
  }
}

.topics-contents__overview {
  font-size: 13px;
  line-height: 1.5em;
  margin: 50px auto 0 auto;
}
@media (max-width: 740px) {
.topics-contents__overview {
  width:90%;
  margin:10px 0 0 5%;
  font-size:14px;
  line-height:1.8em;
  letter-spacing:3px;
}
}

.topics-contents__button {
  margin: 50px auto 0 auto;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #FF523A;
  width: 556px;
  height: 64px;
  color: white;
  font-size: 15px;
  border-radius: 10px;
  font-weight: bold;
}
@media (max-width: 740px) {
.topics-contents__button {
  width:90%;
  margin:20px 0 30px 5%;
  height:50px;
}
}