.main_p { font-size: 21px; line-height: 2.25em; text-align: center; padding: 0 20px; margin-bottom: 80px; }

.bg-1 { background-image: url(../img/brand/bg-1.jpg); }

.bg-2 { background-image: url(../img/brand/bg-2.jpg); }

.s1 { max-width: 1040px; padding: 0 20px; padding: 40px; margin-bottom: 80px; background-size: cover; background-position: 50% 0%; }

.s1_head { font-size: 21px; line-height: 1.5em; text-align: center; margin-bottom: 40px; }

.s1_in { width: 100%; display: flex; flex-flow: row wrap; justify-content: space-around; align-items: center; }

.s1_left { width: 35%; }

.s1_left .img100 { max-width: 253px; }

.s1_right { width: 65%; padding-left: 30px; border-left: 1px solid #000; }

.s1_right_head { max-width: 267px; margin-bottom: 20px; }

.s1_right_p1 { font-size: 18px; margin-bottom: 18px; }

.s1_right_p2 { margin-bottom: 18px; }

@media (max-width: 768px) { .s1 { padding: 20px; }
  .s1_head { font-size: 18px; }
  .s1_left { width: 100%; margin-bottom: 30px; }
  .s1_right { width: 100%; border-left: none; border-top: 1px solid #000; padding-top: 30px; padding-left: 0; } }