@import url("https://fonts.googleapis.com/css2?family=Cairo:wght@200;400;500;600;800;900&display=swap");

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Cairo", sans-serif;
}
html {
  scroll-behavior: smooth;
}

.paper .container {
  width: 90%;
  margin: 0 auto;
}
.paper header {
  display: flex;
  flex-direction: column;
  margin-bottom: 40px;
  box-shadow: 0px 15px 30px 0px rgba(0, 0, 0, 0.03);
}
.paper header .infoHeader {
  background-color: #04233b;
  width: 100%;
  color: #fff;
}
.paper header .infoHeader .infohead {
  display: flex;
  justify-content: space-between;
  padding: 15px;
}
@media (max-width: 767px) {
  .paper header .infoHeader .infohead {
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
}
.paper header nav {
  display: flex;
  justify-content: space-between;
  padding: 15px;
}
.paper header nav .logo {
  display: flex;
  justify-content: center;
  align-items: center;
}
@media (max-width: 767px) {
  .paper header nav .logo {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }
}
.paper header nav .logo svg {
  width: 200px;
}
.paper header nav ul {
  display: flex;
  list-style-type: none;
  direction: rtl;
}
@media (max-width: 767px) {
  .paper header nav ul {
    display: none;
  }
}
.paper header nav ul li {
  margin: 10px;
}
.paper header nav ul a {
  font-size: 18px;
  text-decoration: none;
  color: black;
}

.paper .presentation-filter {
  width: 100%;
  background-color: #fff;
  margin-bottom: 40px;
}
.paper .presentation-filter form {
  display: flex !important;
  flex-direction: row !important;
  justify-content: center;
  align-items: center;
}

.paper form input[type="text"] {
  border-radius: 10px;
  color: #6e6e6e;
  height: 50px;
  border: 2px solid #eeeeee;
  padding: 20px;
  margin: 10px;
  width: 500px;
}

.paper form input[type="submit"] {
  cursor: pointer;
  border-radius: 10px;
  background: #04233b;
  color: #fff;
  width: 100px;
  height: 45px;
  margin: 10px;
  border: none;
  transition: all 0.5s;
  padding: 10px;
}
.paper form input[type="submit"]:hover {
  background: #fff;
  color: #04233b;
  border: 1px solid #04233b;
}
.paper form .selectMenu {
  border: 2px solid #eeeeee;
  border-radius: 5px;
  margin: 10px;
  padding: 9px;
}

.paper .presentation-content {
  width: 100%;
  padding-bottom: 30px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  column-gap: 20px;
  row-gap: 1em;
}
.paper .presentation-content .box {
  width: 100%;
  height: auto;
  margin: 0;
  float: left;
  position: relative;
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 5px;
  background: #fff;
  transition: all 0.5s;
}
.paper .presentation-content .box:hover {
  box-shadow: 0 1px 15px rgb(0 0 0 / 10%);
}
.paper .presentation-content .box .descrip-paper {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 200px;
  color: #000;
  font-weight: 700;
  font-size: 15px;
  padding: 5px;
  justify-content: center;
  align-items: center;
  text-align: center;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  -o-box-sizing: border-box;
}
.paper .presentation-content .box .author-paper {
  width: 100%;
  display: inline-block;
  text-align: center;
  padding: 20px 0;
  background-color: #04233b;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border-bottom-left-radius: 10px;
  border-bottom-right-radius: 10px;
}
.paper .empty {
  width: 100%;
  text-align: center;
}
.paper .notperm {
  width: 100%;
  text-align: center;
}