/* :root {
    --primary-color: #27dbdb;
    --primary-dark: #394ed8;
    --primary-light: #52abeb;
    --text-color: #e0e0e0;
    --text-light: #aaaaaa;
    --background: #121212;
} */

header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 30px;
  background-color: #76abdf8c;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 4px 15px rgba(74, 149, 195, 0.2);
  position: relative;
  overflow: hidden;
  border: 1px solid #2f99ef;
}
/* header::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 15px;
    background-color: #4d80e5;
    border-radius: 50% 50% 0 0;
    opacity: 0.5;
    box-shadow: 0 0 20px #006eff;
} */
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.background {
  background-image: url("../img/background.jpg");
  background-size: cover;
  /* background-repeat: no-repeat; */
  background-attachment: fixed;
  /* opacity: 0.6; */
}

.div-bg {
  margin: auto;
  border: 10px;
  padding: 5px 20px 5px 20px;
  background-color: rgba(240, 248, 255, 0.75);
  border-radius: 15px;
}

/* button2 */
.trans_button {
  /* padding: 3px 5px; */
  /* margin: 5px 5px 5px 5px; */
  background-color: #b3d6fb;
  color: #000000;
  border-radius: 5px;
  border: 2px #88baf0 solid;
  cursor: pointer;
}

.trans_button:hover {
  background-color: #88baf0;
  border: 2px #88baf0 solid;
}

.trans_button:active {
  background: #68a7eb;
}

.input1 {
  padding: 3px 3px;
  /* margin: 5px 0; */
  box-sizing: border-box;
  -webkit-transition: 0.5s;
  transition: 0.5s;
  border-radius: 5px;
  border: 1px gray solid;
}

.input1:focus {
  box-shadow: 0 0 5px 1px #6aaef7;
  /* background-color:#5fed9c; */
  border: 1px #6aaef7 solid;
  background: #91c6f577;
}

.bgm {
  max-height: 30px;
  bottom: 10px;
  right: 10px;
  position: fixed;
  /* right: 1;  */
}

.grid {
  display: inline-grid;
  /* grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); */
  grid-template-columns: auto auto auto;
  gap: 20px;
  margin-bottom: 10px;
  padding: 10px;
}

nav {
  width: 100%;
}

nav ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  list-style: none;
  gap: 10px;
}

nav ul li a {
  display: block;
  padding: 10px 15px;
  color: black;
  text-decoration: none;
  border-radius: 20px;
  font-weight: 500;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

nav ul li a:hover,
nav ul li a.active {
  background-color: #2e85e133;
  color: black;
  transform: translateY(-2px);
  /* box-shadow: 0 0 15px #88baf0; */
  border: 1px solid #68a7eb;
}
.nav-buttons {
  border-bottom: 1px solid rgba(44, 55, 31, 0.3);
}

footer {
  text-align: center;
  margin-top: 40px;
  padding: 20px;
  /* color: var(--text-light); */
  border-top: 1px solid rgba(44, 55, 31, 0.3);
}