.avia-section.av-kzwr7ofb-3e064858e9c4cc8d657f886038e4a70b .av-parallax .av-parallax-inner{background-repeat:no-repeat;background-image:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/5da4822a4194a045642262.jpg);background-position:50% 50%;background-attachment:scroll}.avia-section.av-kzwr7ofb-3e064858e9c4cc8d657f886038e4a70b .av-section-color-overlay{opacity:.3;background-color:#000}#top .av-special-heading.av-kzwpwpcp-07a29f670077bf0ad31e4b144c2db796{padding-bottom:10px}body .av-special-heading.av-kzwpwpcp-07a29f670077bf0ad31e4b144c2db796 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-kzwpwpcp-07a29f670077bf0ad31e4b144c2db796 .av-subheading{font-size:15px}#top .av-special-heading.av-kzznc0wa-b64163a91bfe0835e9c295b922e0f53b{padding-bottom:10px}body .av-special-heading.av-kzznc0wa-b64163a91bfe0835e9c295b922e0f53b .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-kzznc0wa-b64163a91bfe0835e9c295b922e0f53b .av-subheading{font-size:15px}.flex_column.av-kzznh674-58a9274d0bfca2602e2c7119bd364e00{width:31.333333333333%;margin-left:0}#top .flex_column_table.av-equal-height-column-flextable.av-kzznh674-58a9274d0bfca2602e2c7119bd364e00 .av-flex-placeholder{width:3%}.avia-image-container.av-kzzncsvl-6193418ddbfdafe2e53ffe5ffd4a1189 .av-image-caption-overlay-center{color:#fff}#top .hr.av-m4175-68edae6f4fa0deedc0f144f94dcc2064{margin-bottom:17px}.hr.av-m4175-68edae6f4fa0deedc0f144f94dcc2064 .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-kzznf7qa-4d19692c70261f9360cd64fb82e5c64a{padding-bottom:10px}body .av-special-heading.av-kzznf7qa-4d19692c70261f9360cd64fb82e5c64a .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-kzznf7qa-4d19692c70261f9360cd64fb82e5c64a .av-subheading{font-size:15px}#top .hr.av-kzzo4pn2-e7745cc847c836a7017e20301609fcd4{margin-bottom:17px}.hr.av-kzzo4pn2-e7745cc847c836a7017e20301609fcd4 .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-kzznfkiv-3dd68f8c07005f2ec67db11bd5aa4cb7{padding-bottom:10px}body .av-special-heading.av-kzznfkiv-3dd68f8c07005f2ec67db11bd5aa4cb7 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-kzznfkiv-3dd68f8c07005f2ec67db11bd5aa4cb7 .av-subheading{font-size:15px}.flex_column.av-kzznkrit-f1d6d6954db5ff0231cecd9ba956b836{width:31.333333333333%;margin-left:0}#top .flex_column_table.av-equal-height-column-flextable.av-kzznkrit-f1d6d6954db5ff0231cecd9ba956b836 .av-flex-placeholder{width:3%}.avia-image-container.av-cw7w3-5123a8b809f663eb8a3751587aa74d48 .av-image-caption-overlay-center{color:#fff}#top .hr.av-he5gh-fb992d2122d9b204f1e46877e6902dcd{margin-bottom:17px}.hr.av-he5gh-fb992d2122d9b204f1e46877e6902dcd .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-kzznhhwx-59c812a954362b1948469b291042124d{padding-bottom:10px}body .av-special-heading.av-kzznhhwx-59c812a954362b1948469b291042124d .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-kzznhhwx-59c812a954362b1948469b291042124d .av-subheading{font-size:15px}#top .hr.av-kzzo4v29-cc46a65af0037156e73594c473eea2fe{margin-bottom:17px}.hr.av-kzzo4v29-cc46a65af0037156e73594c473eea2fe .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-kzznhz17-cacb843943a8cf60f9758706a8097f8b{padding-bottom:10px}body .av-special-heading.av-kzznhz17-cacb843943a8cf60f9758706a8097f8b .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-kzznhz17-cacb843943a8cf60f9758706a8097f8b .av-subheading{font-size:15px}.flex_column.av-kzznl0r5-65ca193a51e12ddd0f0c9dc7437cffbb{width:31.333333333333%;margin-left:0}#top .flex_column_table.av-equal-height-column-flextable.av-kzznl0r5-65ca193a51e12ddd0f0c9dc7437cffbb .av-flex-placeholder{width:3%}.avia-image-container.av-93bnf-08d1e25780bf681c469abd0a5b82d38a .av-image-caption-overlay-center{color:#fff}#top .hr.av-9tjex-8b3737bd1ed5ae58a538f68d52cbf37d{margin-bottom:17px}.hr.av-9tjex-8b3737bd1ed5ae58a538f68d52cbf37d .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-kzzni95j-df0c0e37fb1e436da7489aa3dfd5a6a7{padding-bottom:10px}body .av-special-heading.av-kzzni95j-df0c0e37fb1e436da7489aa3dfd5a6a7 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-kzzni95j-df0c0e37fb1e436da7489aa3dfd5a6a7 .av-subheading{font-size:15px}#top .hr.av-kzzo50tb-3fd2471cdf1273a1e48d08bd2ec042c9{margin-bottom:17px}.hr.av-kzzo50tb-3fd2471cdf1273a1e48d08bd2ec042c9 .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-kzznie2b-0785fb82a0d4a557fb27fb77b4b02078{padding-bottom:10px}body .av-special-heading.av-kzznie2b-0785fb82a0d4a557fb27fb77b4b02078 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-kzznie2b-0785fb82a0d4a557fb27fb77b4b02078 .av-subheading{font-size:15px}.flex_column.av-kzy4vg5g-e4bd2449797a34fc98f6893a7817633e{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/5dd2b7c28a8a4721239367.png) 50% 50% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-kzy4vg5g-e4bd2449797a34fc98f6893a7817633e .av-flex-placeholder{width:3%}#top .av-special-heading.av-1uprau-6199a465a4562311b7ce3c495369a2b8{padding-bottom:10px}body .av-special-heading.av-1uprau-6199a465a4562311b7ce3c495369a2b8 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-1uprau-6199a465a4562311b7ce3c495369a2b8 .av-subheading{font-size:15px}.avia-image-container.av-l00niv9e-e152f51170706ca3cc14c191fff7e19b .av-image-caption-overlay-center{color:#fff}.flex_column.av-kzy4vlr6-962552d9742c0e78fa27f59bdd59f6d1{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/thumb-800-900-0-0-crop7.png) 50% 100% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-kzy4vlr6-962552d9742c0e78fa27f59bdd59f6d1 .av-flex-placeholder{width:3%}.flex_column.av-l00ol4ns-53290eb4e296944bcdeb3fb80bbfd24a{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/5dd2b7ff2b867816515702.png) 50% 50% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00ol4ns-53290eb4e296944bcdeb3fb80bbfd24a .av-flex-placeholder{width:3%}.avia-image-container.av-40hrl7-74bb195b82faa9cf237ad2550d6b194e .av-image-caption-overlay-center{color:#fff}.flex_column.av-l00oizpd-07b493ec44dc75f91e278844cafba0d0{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/thumb-800-900-0-0-crop5.jpg) 50% 100% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00oizpd-07b493ec44dc75f91e278844cafba0d0 .av-flex-placeholder{width:3%}.flex_column.av-l00olgzs-4b1550519faa5f162ae516727974c3ca{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/5dd2b837316bd562362268.png) 50% 50% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00olgzs-4b1550519faa5f162ae516727974c3ca .av-flex-placeholder{width:3%}.avia-image-container.av-3q4sw3-1a40279492a2175461aeac65bac10a6c .av-image-caption-overlay-center{color:#fff}.flex_column.av-l00ok6st-805e0753db5e907432ce08c780119ead{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/thumb-800-900-0-0-crop7.jpg) 50% 100% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00ok6st-805e0753db5e907432ce08c780119ead .av-flex-placeholder{width:3%}.flex_column.av-l3iqf7pv-a07bc511b5640fd9ba3f2e5f12719cf0{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/5dd2b86b69848629723983.png) 50% 50% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l3iqf7pv-a07bc511b5640fd9ba3f2e5f12719cf0 .av-flex-placeholder{width:3%}.avia-image-container.av-av_image-e7927a34693c87f2f8205f48c341c157 .av-image-caption-overlay-center{color:#fff}.flex_column.av-l3iqdrs8-573f090bc161e86110a04edafb0f6380{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/thumb-800-900-0-0-crop4.jpg) 50% 50% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l3iqdrs8-573f090bc161e86110a04edafb0f6380 .av-flex-placeholder{width:3%}.flex_column.av-l00om35q-7bbcaf5638a35237fa80db7abf46d241{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/5dd2b8b111464169040332.png) 50% 50% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00om35q-7bbcaf5638a35237fa80db7abf46d241 .av-flex-placeholder{width:3%}.avia-image-container.av-3cmpnv-d7ddd8db1ddf6923effa756df194f6e0 .av-image-caption-overlay-center{color:#fff}.flex_column.av-l00omn91-9426041fa2f59658dd974733822f7cc5{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/thumb-800-900-0-0-crop3.jpg) 50% 100% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00omn91-9426041fa2f59658dd974733822f7cc5 .av-flex-placeholder{width:3%}.flex_column.av-l00on9ec-b44db377ebfff8bc9f396032ae8adae2{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/5dd2b8de78088277567376.png) 50% 50% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00on9ec-b44db377ebfff8bc9f396032ae8adae2 .av-flex-placeholder{width:3%}.avia-image-container.av-30vg0b-a3f47a977511743f181451b06b123cbe .av-image-caption-overlay-center{color:#fff}.flex_column.av-l00onqkd-28e74aac27a0ae8d9cae620ada000b00{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/thumb-800-900-0-0-crop2.jpg) 50% 100% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00onqkd-28e74aac27a0ae8d9cae620ada000b00 .av-flex-placeholder{width:3%}.flex_column.av-l00op9nr-28135f654a63db57d4d64fbc3014cd51{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/5dd2b907edbac848621718.png) 50% 50% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00op9nr-28135f654a63db57d4d64fbc3014cd51 .av-flex-placeholder{width:3%}.flex_column.av-l00opp8s-cca6081256b25bd3f92e366e3c741523{width:48.5%;margin-left:0;height:800px;background:url(https://www.springer-vienna.com/wp-content/uploads/2022/02/thumb-800-900-0-0-crop.jpg) 50% 100% no-repeat scroll}#top .flex_column_table.av-equal-height-column-flextable.av-l00opp8s-cca6081256b25bd3f92e366e3c741523 .av-flex-placeholder{width:3%}.flex_column.av-2kzqzn-97aaeab9751df3aae2cf1ad63e01ba74{width:31.333333333333%;margin-left:0}#top .flex_column_table.av-equal-height-column-flextable.av-2kzqzn-97aaeab9751df3aae2cf1ad63e01ba74 .av-flex-placeholder{width:3%}.avia-image-container.av-2dfdfn-0d169220498cce22797b0a9188911568 .av-image-caption-overlay-center{color:#fff}#top .av-special-heading.av-27qhnv-88e46286412d26d6e6f096022d8a9a35{padding-bottom:10px}body .av-special-heading.av-27qhnv-88e46286412d26d6e6f096022d8a9a35 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-27qhnv-88e46286412d26d6e6f096022d8a9a35 .av-subheading{font-size:15px}#top .hr.av-22cuzf-072b6677f9c7e5dcd04cf6f318fd58f9{margin-bottom:17px}.hr.av-22cuzf-072b6677f9c7e5dcd04cf6f318fd58f9 .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-1wtjtv-4d12ea03f469d2e66c44d9f4062917bc{padding-bottom:10px}body .av-special-heading.av-1wtjtv-4d12ea03f469d2e66c44d9f4062917bc .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-1wtjtv-4d12ea03f469d2e66c44d9f4062917bc .av-subheading{font-size:15px}.flex_column.av-1rsezv-e08efdcd1aa80a6abe4e2ad08ba379db{width:31.333333333333%;margin-left:0}#top .flex_column_table.av-equal-height-column-flextable.av-1rsezv-e08efdcd1aa80a6abe4e2ad08ba379db .av-flex-placeholder{width:3%}.avia-image-container.av-5ojwb-6b14bd124a6018f66684652f890a6352 .av-image-caption-overlay-center{color:#fff}#top .av-special-heading.av-1d1j43-65ca755e7ec5c30d0d32144f294745b0{padding-bottom:10px}body .av-special-heading.av-1d1j43-65ca755e7ec5c30d0d32144f294745b0 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-1d1j43-65ca755e7ec5c30d0d32144f294745b0 .av-subheading{font-size:15px}#top .hr.av-193x4b-90f85f9cf3cd99141af1585d96cc0755{margin-bottom:17px}.hr.av-193x4b-90f85f9cf3cd99141af1585d96cc0755 .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-11voaj-0a6d4303dfe341b1e7d77515dc2c8d7d{padding-bottom:10px}body .av-special-heading.av-11voaj-0a6d4303dfe341b1e7d77515dc2c8d7d .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-11voaj-0a6d4303dfe341b1e7d77515dc2c8d7d .av-subheading{font-size:15px}.flex_column.av-zfhwr-216c51d8c75b1d1a0efdc515356f4d87{width:31.333333333333%;margin-left:0}#top .flex_column_table.av-equal-height-column-flextable.av-zfhwr-216c51d8c75b1d1a0efdc515356f4d87 .av-flex-placeholder{width:3%}.avia-image-container.av-ojtln-9d7439c7c8967e66b199cbcb9f41088d .av-image-caption-overlay-center{color:#fff}#top .av-special-heading.av-m3x8z-83c4d49b6f9b80473803fb0a80c56e23{padding-bottom:10px}body .av-special-heading.av-m3x8z-83c4d49b6f9b80473803fb0a80c56e23 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-m3x8z-83c4d49b6f9b80473803fb0a80c56e23 .av-subheading{font-size:15px}#top .hr.av-hi443-656196af2a515b72f5519c2e3bdd0aa5{margin-bottom:17px}.hr.av-hi443-656196af2a515b72f5519c2e3bdd0aa5 .hr-inner{width:39px;border-color:#fff}#top .av-special-heading.av-b60oz-ae484b77fe2562e4d6a787e913857f93{padding-bottom:10px}body .av-special-heading.av-b60oz-ae484b77fe2562e4d6a787e913857f93 .av-special-heading-tag .heading-char{font-size:25px}.av-special-heading.av-b60oz-ae484b77fe2562e4d6a787e913857f93 .av-subheading{font-size:15px}