* {
  padding: 0;
  margin: 0;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  font-family: "Noto Sans TC", sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}

header {
  min-height: 25vh;
  width: 100%;
  background-image: url("../img/1014912_280778615399718_1924010491_o.jpg");
  background-size: cover;
  background-position: bottom;
  position: relative;
}

header .logo {
  height: 5rem;
  margin: 0.6rem;
}

header .nowat {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin-left: auto;
  margin-right: auto;
}

main {
  min-height: 100vh;
}

footer {
  background-color: #f5f5f5;
  min-height: 20vh;
  margin-top: 50px;
}

a {
    text-decoration:none;
}

footer .icon svg {
  fill: black;
}

@keyframes hover-changecolor {
  from {fill: black;}
  to {fill: rgb(143, 143, 143);}
}

footer .icon:hover svg {
  fill: rgb(143, 143, 143);
  animation-name: hover-changecolor;
  animation-duration: 0.3s;
  /* background-color: rgb(143, 143, 143);
  box-shadow: 0 0 5px 10px rgb(143, 143, 143); */
}

footer .logo-link {
  margin: 0px 5px;
}

footer .logo{
  height: 60px;
}

@media (max-width: 767px) {
  footer .logo {
      height: 45px;
    }
}

@media (max-width: 576px) {
footer .logo {
    height: 30px;
  }
}