:root {
  --bl: #5DBDDE;
  --ye:#FFC926;
  --pl: #7F7CE0;
  --lbl: #E7F5FA;
  --lbl2:#DFF2F8;
  --lbl3:#CEEBF5;
  --lbl5:#AEDEEE;
  --lye: #FCF6E2;
  --lpl: #ECEBFA;
  --lpl5: #BFBDEF;
  --base1: #FFFFFF;
  --base2: #F8F5F2;
  --font1: #333333;
  --font2: #4E9FBA;
  --font3: #666666;
  --font4: #264B8F;
  --font5: #001AFF;
  --font6: #FF5555;
  --font7: #999999;
  --line1: #DDDCE0;
  --gd1: linear-gradient(90deg, #FF5555 25%, #FF932F 95%);
  --org: #FF932F;
  --lred: #FDF0EC;
}

.butool {
  background: url("../img/bu_img01.png") no-repeat 100% 50px;
}
.butool h1 {
  text-align: left;
  width: 64%;
}

.dltool {
  background: url("../img/dl_img01.svg") no-repeat 100% 100px;
  background-size: 150px auto;
}
.dltool h1 {
  text-align: left;
  width: 80%;
}
.dltool h1 + p {
  width: 80%;
}

h2 {
  border-bottom: 1px solid var(--line1);
  font-size: 1.5rem;
  margin: 2.75rem 0 2rem;
}

img {
  max-width: 100%;
}

.annotation {
  display: block;
}

.bu_tips {
  max-width: 600px;
  margin: 3.5rem auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.bu_tips li {
  width: 48%;
}
.bu_tips li a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 0.25rem;
  background-color: var(--font4);
  color: var(--base2);
  text-decoration: none;
  height: 4rem;
  text-align: center;
  border-radius: 0.5rem;
  border: 2px solid var(--font7);
  border-top: 2px solid var(--lbl5);
  line-height: 1.2;
}

.dl_tips {
  max-width: 600px;
  margin: 3.5rem auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.dl_tips li {
  width: 48%;
}
.dl_tips li a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 0.25rem;
  background-color: var(--font1);
  color: var(--base2);
  text-decoration: none;
  height: 4rem;
  text-align: center;
  border-radius: 0.5rem;
  border: 2px solid var(--font7);
  border-top: 2px solid var(--lpl5);
  line-height: 1.2;
}
.dl_tips li.disabled {
  border-radius: 0.5rem;
  background-color: var(--line1);
  color: var(--font3);
  border-color: var(--line1);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  height: 3.5rem;
}

.notes {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 2rem;
}
.notes figure {
  min-width: 340px;
}

.links {
  margin-bottom: 3rem;
}
.links ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.links ul li {
  width: 48%;
}
.links ul li a {
  display: block;
  width: 100%;
  border-top: 1px solid var(--line1);
  border-bottom: 1px solid var(--line1);
  padding: 1rem 0 1rem 2rem;
  position: relative;
}
.links ul li a::before {
  content: "";
  display: block;
  width: 0;
  height: 0;
  border: 0.5rem solid transparent;
  border-left: 0.75rem solid var(--font1);
  position: absolute;
  top: 50%;
  left: 0.5rem;
  margin-top: -0.5rem;
}

.bg_blue {
  background-color: var(--lbl);
  padding: 1.5rem 1.5rem 1rem;
  margin-bottom: 0.75rem;
}

@media screen and (max-width: 800px) {
  .butool, .dltool {
    background: none;
  }
  .butool h1, .dltool h1 {
    width: 100%;
  }
  .butool h1 + p, .dltool h1 + p {
    width: 100%;
  }
  .notes figure {
    display: none;
  }
} /*@end*/