.mqdx20_bigbox{width: 1920px; position: relative; left: 50%;margin-left: -960px;overflow: hidden;}
.mqdx20_box01{width: 100%; overflow: hidden; position: relative;}
.mqdx20_box01 img{ display: block;width: 100%;}
.mqdx20_box01 a{position:absolute; left:31%; bottom: 21%; width: 13%;height: 12%;}

.mqdx20_box02{width: 100%; overflow: hidden; position: relative;}
.mqdx20_box02 img{ display: block;width: 100%;}
.mqdx20_box02 a{position:absolute;text-align:center; left: 585px;bottom: 288px; width: 233px; height: 110px;}
.mqdx20_box02 a:nth-child(3){ left: 845px;}
.mqdx20_box02 a:nth-child(4){ left: 1100px;}

.mqdx20_box03{width: 100%; overflow: hidden; position: relative;}
.mqdx20_box03 img{ display: block;width: 100%;}
.mqdx20_box03 a{position:absolute;text-align:center; left: 460px;top: 182px; width: 200px; height: 60px;}
.mqdx20_box03 a:nth-child(3){ left: 730px;}
.mqdx20_box03 a:nth-child(4){ left: 1000px;}
.mqdx20_box03 a:nth-child(5){ left: 1260px;}
.mqdx20_box03 a:nth-child(6){top: 480px; left: 595px;}
.mqdx20_box03 a:nth-child(7){top: 480px; left: 860px;}
.mqdx20_box03 a:nth-child(8){top: 480px; left: 1120px;}

.mqdx20_box04{width: 100%; overflow: hidden; position: relative;}
.mqdx20_box04 img{ display: block;width: 100%;}
.mqdx20_box04 a{position:absolute;text-align:center; left: 600px;top: 132px; width: 200px; height: 60px;}
.mqdx20_box04 a:nth-child(3){ left: 860px;}
.mqdx20_box04 a:nth-child(4){ left: 1120px;}
.mqdx20_box04 a:nth-child(5){top: 390px; left: 600px;}
.mqdx20_box04 a:nth-child(6){top: 390px; left: 860px;}
.mqdx20_box04 a:nth-child(7){top: 390px; left: 1120px;}

.mqdx20_box05{width: 100%; overflow: hidden; position: relative;}
.mqdx20_box05 img{ display: block;width: 100%;}
.mqdx20_box05 a{position:absolute;text-align:center; left: 690px;bottom: 32px; width: 240px; height: 60px;}
.mqdx20_box05 a:nth-child(3){ left: 1000px;}

.mqdx20_box06{width: 100%; overflow: hidden; position: relative;}
.mqdx20_box06 img{ display: block;width: 100%;}
.mqdx20_box06 a{position:absolute;text-align:center; left: 690px;bottom: 322px; width: 240px; height: 60px;}
.mqdx20_box06 a:nth-child(3){ left: 1000px;}
.mqdx20_box06 a:nth-child(4){bottom: 100px;  left: 780px;width: 360px;}