body, html{
  margin: 0;
  padding: 0;
}

header{
  background:black;
  color: white;
  margin: 0;
  height: 38px;
  padding: 7px;
}

header a{
  color: white;
  text-decoration: none;
}

header p{
  margin: 0;
  padding: 0;
}

.wraper {
  /*border: 1px dotted gray;*/
  width: 980px;
  margin: 0 auto 0 auto;
}

footer{
  float: left;
  width: 100%;
  background:black;
  color: white;
  margin: 0;
  height: 50px;
  padding: 34px 0 0 0;
  text-align: center;
}

header .wraper img{
  width: 40px;
  float: left;
}

header .wraper span{
  display: block;
  float: left;
  margin: 6px 0 0 8px;
  font-size: 22px;
}

header .wraper nav{
  display: block;
  float: right;
  margin: 8px 0 0 8px;
  font-size: 20px;
}

header .wraper nav ul{
  margin: 0;
}

header .wraper nav ul li{
  display: inline-block;
  margin: 0 0 0 18px;
}

#sidebarleft {
  float: left;
  width: 198px;
  padding: 15px 0;
  margin: 25px 0;
  border-radius: 8px;
}

main {
  float: left;
  width: 510px;
  height: 700px;
  padding: 15px;
  margin: 25px 20px;
}

main img{
  max-width: 100%;
  border-radius: 8px;
}

#sidebarright {
  float: left;
  width: 198px;
  padding: 15px 0;
  margin: 25px 0;
  border-radius: 8px;
}

.card-app{
  background: lightgray;
  border-radius: 10px;
  margin: 0 0 10px 0;
}

.card-app img{
  width: 100%;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}

.card-app h3{
  font-size: 15px;
  margin: 5px 0px;
  padding: 0 8px;
}

.card-app p{
  font-size: 11px;
  margin: 5px 0 8px 0;
  padding: 0 8px;
}

table, th, td {
  border: 1px solid #333333;
  border-collapse: collapse;
}

td, th {
  padding: 10px;
}

td{
  background: lightblue;
}

th{
  background: rgb(8, 8, 121);
  color: whitesmoke;
}