html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}


.download {
    margin-top: 50px;
    min-height:150px;
}

.date {
    font-size: 14px;
}

.ver {
    font-weight: bold;
}

ul {
    float: left;
    list-style: none;
    margin: 0;
    padding: 0;
    width: 400px;
}

li {
    margin: 0;
    padding: 0;
    line-height: 25px;
}

.download-button {
    background-color: dodgerblue;
    width: 200px;
    float: left;
    text-align: center;
    border-radius: 5px;
    color: white;
    text-decoration: none;
    line-height: 75px;
    margin-left:300px;
}

a:hover {
    color: black;
}


.info {
    clear: left;
    margin-top: 5px;
}

.detail_title {
    background-color: lightgray;
    line-height: 35px;
    color: black;
    font-weight: bold;
    padding-left: 20px;
}

.detail_content {
    line-height: 50px;
    color: black;
    padding-left: 20px;
}

.th_20{
    width:20%;
}

.th_10 {
    width: 10%;
}

.th_15 {
    width: 15%;
}

.th_5 {
    width:  5%;
}

tbody td{
    line-height:50px;
}